32105972 has 24 divisors (see below), whose sum is σ = 59435040. Its totient is φ = 15132960.

The previous prime is 32105963. The next prime is 32106017. The reversal of 32105972 is 27950123.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16322 + ... + 18182.

It is an arithmetic number, because the mean of its divisors is an integer number (2476460).

Almost surely, 2^32105972 is an apocalyptic number.

It is an amenable number.

32105972 is a deficient number, since it is larger than the sum of its proper divisors (27329068).

32105972 is a wasteful number, since it uses less digits than its factorization.

32105972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2111 (or 2109 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 32105972 is about 5666.2131975421. The cubic root of 32105972 is about 317.8302827087.

The spelling of 32105972 in words is "thirty-two million, one hundred five thousand, nine hundred seventy-two".