445715625 has 24 divisors (see below), whose sum is σ = 742827456. Its totient is φ = 237710000.

The previous prime is 445715581. The next prime is 445715629. The reversal of 445715625 is 526517544.

It is not a de Polignac number, because 445715625 - 2²⁰ = 444667049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (445715629) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14397 + ... + 33146.

It is an arithmetic number, because the mean of its divisors is an integer number (30951144).

Almost surely, 2^445715625 is an apocalyptic number.

It is an amenable number.

445715625 is a deficient number, since it is larger than the sum of its proper divisors (297111831).

445715625 is an frugal number, since it uses more digits than its factorization.

445715625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47571 (or 47551 counting only the distinct ones).

The product of its digits is 168000, while the sum is 39.

The square root of 445715625 is about 21111.9782351157. The cubic root of 445715625 is about 763.8697050585.

The spelling of 445715625 in words is "four hundred forty-five million, seven hundred fifteen thousand, six hundred twenty-five".