32378772 has 12 divisors (see below), whose sum is σ = 75550496. Its totient is φ = 10792920.

The previous prime is 32378767. The next prime is 32378783. The reversal of 32378772 is 27787323.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 32378772.

It is a congruent number.

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, 1349104 + ... + 1349127.

Almost surely, 2^32378772 is an apocalyptic number.

It is an amenable number.

32378772 is an abundant number, since it is smaller than the sum of its proper divisors (43171724).

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

32378772 is a wasteful number, since it uses less digits than its factorization.

32378772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2698238 (or 2698236 counting only the distinct ones).

The product of its digits is 98784, while the sum is 39.

The square root of 32378772 is about 5690.2347930468. The cubic root of 32378772 is about 318.7279317286.

The spelling of 32378772 in words is "thirty-two million, three hundred seventy-eight thousand, seven hundred seventy-two".