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354025 = 5272172
BaseRepresentation
bin1010110011011101001
3122222122001
41112123221
542312100
611331001
73003100
oct1263351
9588561
10354025
11221a91
12150a61
13c51a9
1493037
156ed6a
hex566e9

354025 has 27 divisors (see below), whose sum is σ = 542469. Its totient is φ = 228480.

The previous prime is 354023. The next prime is 354031. The reversal of 354025 is 520453.

It is a happy number.

The square root of 354025 is 595.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 8281 + 345744 = 91^2 + 588^2 .

It is not a de Polignac number, because 354025 - 21 = 354023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 353993 and 354011.

It is not an unprimeable number, because it can be changed into a prime (354023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 20817 + ... + 20833.

354025 is a Friedman number, since it can be written as (30*5*4-5)^2, using all its digits and the basic arithmetic operations.

2354025 is an apocalyptic number.

354025 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

354025 is the 595-th square number.

354025 is the 298-th centered octagonal number.

It is an amenable number.

354025 is a deficient number, since it is larger than the sum of its proper divisors (188444).

354025 is a wasteful number, since it uses less digits than its factorization.

354025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58 (or 29 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

The cubic root of 354025 is about 70.7421047764.

The spelling of 354025 in words is "three hundred fifty-four thousand, twenty-five".

Divisors: 1 5 7 17 25 35 49 85 119 175 245 289 425 595 833 1225 1445 2023 2975 4165 7225 10115 14161 20825 50575 70805 354025