32425520 has 40 divisors (see below), whose sum is σ = 75649920. Its totient is φ = 12925440.

The previous prime is 32425517. The next prime is 32425531. The reversal of 32425520 is 2552423.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32225 + ... + 33215.

It is an arithmetic number, because the mean of its divisors is an integer number (1891248).

Almost surely, 2^32425520 is an apocalyptic number.

It is an amenable number.

32425520 is an abundant number, since it is smaller than the sum of its proper divisors (43224400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32425520 is a wasteful number, since it uses less digits than its factorization.

32425520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413 (or 1407 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 32425520 is about 5694.3410505519. The cubic root of 32425520 is about 318.8812495500.

Adding to 32425520 its reverse (2552423), we get a palindrome (34977943).

The spelling of 32425520 in words is "thirty-two million, four hundred twenty-five thousand, five hundred twenty".