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354089 = 3171117
BaseRepresentation
bin1010110011100101001
3122222201102
41112130221
542312324
611331145
73003221
oct1263451
9588642
10354089
1122203a
12150ab5
13c5228
1493081
156edae
hex56729

354089 has 4 divisors (see below), whose sum is σ = 355524. Its totient is φ = 352656.

The previous prime is 354073. The next prime is 354091. The reversal of 354089 is 980453.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 980453 = 6116073.

It can be written as a sum of positive squares in 2 ways, for example, as 17689 + 336400 = 133^2 + 580^2 .

It is a cyclic number.

It is not a de Polignac number, because 354089 - 24 = 354073 is a prime.

It is a d-powerful number, because it can be written as 3 + 53 + 0 + 49 + 85 + 95 .

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (354689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242 + ... + 875.

It is an arithmetic number, because the mean of its divisors is an integer number (88881).

2354089 is an apocalyptic number.

It is an amenable number.

354089 is a deficient number, since it is larger than the sum of its proper divisors (1435).

354089 is a wasteful number, since it uses less digits than its factorization.

354089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1434.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 354089 is about 595.0537790822. The cubic root of 354089 is about 70.7463673962.

The spelling of 354089 in words is "three hundred fifty-four thousand, eighty-nine".

Divisors: 1 317 1117 354089