32816625 has 16 divisors (see below), whose sum is σ = 54607488. Its totient is φ = 17502000.

The previous prime is 32816621. The next prime is 32816633. The reversal of 32816625 is 52661823.

It is not a de Polignac number, because 32816625 - 2² = 32816621 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32816621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43381 + ... + 44130.

It is an arithmetic number, because the mean of its divisors is an integer number (3412968).

Almost surely, 2^32816625 is an apocalyptic number.

It is an amenable number.

32816625 is a deficient number, since it is larger than the sum of its proper divisors (21790863).

32816625 is an equidigital number, since it uses as much as digits as its factorization.

32816625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87529 (or 87519 counting only the distinct ones).

The product of its digits is 17280, while the sum is 33.

The square root of 32816625 is about 5728.5796668982. The cubic root of 32816625 is about 320.1582062760.

The spelling of 32816625 in words is "thirty-two million, eight hundred sixteen thousand, six hundred twenty-five".