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8332825 = 521492237
BaseRepresentation
bin11111110010011000011001
3120200100111011
4133302120121
54113122300
6454333521
7130553644
oct37623031
916610434
108332825
114781636
12295a2a1
131959a87
14116ca5b
15ae8eba
hex7f2619

8332825 has 12 divisors (see below), whose sum is σ = 10406700. Its totient is φ = 6618560.

The previous prime is 8332823. The next prime is 8332829. The reversal of 8332825 is 5282338.

It can be written as a sum of positive squares in 6 ways, for example, as 335241 + 7997584 = 579^2 + 2828^2 .

It is not a de Polignac number, because 8332825 - 21 = 8332823 is a prime.

8332825 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (8332823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2607 + ... + 4843.

It is an arithmetic number, because the mean of its divisors is an integer number (867225).

Almost surely, 28332825 is an apocalyptic number.

It is an amenable number.

8332825 is a deficient number, since it is larger than the sum of its proper divisors (2073875).

8332825 is a wasteful number, since it uses less digits than its factorization.

8332825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2396 (or 2391 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 8332825 is about 2886.6632986893. The cubic root of 8332825 is about 202.7359440539.

The spelling of 8332825 in words is "eight million, three hundred thirty-two thousand, eight hundred twenty-five".

Divisors: 1 5 25 149 745 2237 3725 11185 55925 333313 1666565 8332825