32889972 has 12 divisors (see below), whose sum is σ = 76743296. Its totient is φ = 10963320.

The previous prime is 32889971. The next prime is 32889979. The reversal of 32889972 is 27998823.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32889971) 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, 1370404 + ... + 1370427.

Almost surely, 2^32889972 is an apocalyptic number.

It is an amenable number.

32889972 is an abundant number, since it is smaller than the sum of its proper divisors (43853324).

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

32889972 is a wasteful number, since it uses less digits than its factorization.

32889972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2740838 (or 2740836 counting only the distinct ones).

The product of its digits is 435456, while the sum is 48.

The square root of 32889972 is about 5734.9779424162. The cubic root of 32889972 is about 320.3965526491.

The spelling of 32889972 in words is "thirty-two million, eight hundred eighty-nine thousand, nine hundred seventy-two".