42534625 has 16 divisors (see below), whose sum is σ = 60667776. Its totient is φ = 29166000.

The previous prime is 42534601. The next prime is 42534637. The reversal of 42534625 is 52643524.

It is not a de Polignac number, because 42534625 - 2¹⁵ = 42501857 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23431 + ... + 25180.

It is an arithmetic number, because the mean of its divisors is an integer number (3791736).

Almost surely, 2^42534625 is an apocalyptic number.

It is an amenable number.

42534625 is a deficient number, since it is larger than the sum of its proper divisors (18133151).

42534625 is an equidigital number, since it uses as much as digits as its factorization.

42534625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48633 (or 48623 counting only the distinct ones).

The product of its digits is 28800, while the sum is 31.

The square root of 42534625 is about 6521.8574808102. The cubic root of 42534625 is about 349.0713477171.

The spelling of 42534625 in words is "forty-two million, five hundred thirty-four thousand, six hundred twenty-five".