32426720 has 24 divisors (see below), whose sum is σ = 76608504. Its totient is φ = 12970624.

The previous prime is 32426699. The next prime is 32426729. The reversal of 32426720 is 2762423.

It is a self number, because there is not a number n which added to its sum of digits gives 32426720.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32426729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101174 + ... + 101493.

It is an arithmetic number, because the mean of its divisors is an integer number (3192021).

Almost surely, 2^32426720 is an apocalyptic number.

It is an amenable number.

32426720 is an abundant number, since it is smaller than the sum of its proper divisors (44181784).

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

32426720 is a wasteful number, since it uses less digits than its factorization.

32426720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202682 (or 202674 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 32426720 is about 5694.4464173438. The cubic root of 32426720 is about 318.8851832086.

The spelling of 32426720 in words is "thirty-two million, four hundred twenty-six thousand, seven hundred twenty".