145625504 has 24 divisors (see below), whose sum is σ = 288469440. Its totient is φ = 72363456.

The previous prime is 145625497. The next prime is 145625531. The reversal of 145625504 is 405526541.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8744 + ... + 19175.

It is an arithmetic number, because the mean of its divisors is an integer number (12019560).

Almost surely, 2^145625504 is an apocalyptic number.

It is an amenable number.

145625504 is a deficient number, since it is larger than the sum of its proper divisors (142843936).

145625504 is a wasteful number, since it uses less digits than its factorization.

145625504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28092 (or 28084 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 145625504 is about 12067.5392686330. The cubic root of 145625504 is about 526.1131381107.

The spelling of 145625504 in words is "one hundred forty-five million, six hundred twenty-five thousand, five hundred four".