445056725 has 6 divisors (see below), whose sum is σ = 551870370. Its totient is φ = 356045360.

The previous prime is 445056713. The next prime is 445056749. The reversal of 445056725 is 527650544.

It can be written as a sum of positive squares in 3 ways, for example, as 137334961 + 307721764 = 11719^2 + 17542^2 .

It is not a de Polignac number, because 445056725 - 2⁴ = 445056709 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8901110 + ... + 8901159.

It is an arithmetic number, because the mean of its divisors is an integer number (91978395).

Almost surely, 2^445056725 is an apocalyptic number.

It is an amenable number.

445056725 is a deficient number, since it is larger than the sum of its proper divisors (106813645).

445056725 is a wasteful number, since it uses less digits than its factorization.

445056725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17802279 (or 17802274 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 38.

The square root of 445056725 is about 21096.3675783297. The cubic root of 445056725 is about 763.4931107010.

The spelling of 445056725 in words is "four hundred forty-five million, fifty-six thousand, seven hundred twenty-five".