32881996 has 24 divisors (see below), whose sum is σ = 68624640. Its totient is φ = 13479312.

The previous prime is 32881991. The next prime is 32882021. The reversal of 32881996 is 69918823.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a pancake number, because a pancake can be divided into 32881996 parts by 8109 straight cuts.

It is not an unprimeable number, because it can be changed into a prime (32881991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24886 + ... + 26173.

It is an arithmetic number, because the mean of its divisors is an integer number (2859360).

Almost surely, 2^32881996 is an apocalyptic number.

It is an amenable number.

32881996 is an abundant number, since it is smaller than the sum of its proper divisors (35742644).

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

32881996 is a wasteful number, since it uses less digits than its factorization.

32881996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51093 (or 51091 counting only the distinct ones).

The product of its digits is 186624, while the sum is 46.

The square root of 32881996 is about 5734.2825183278. The cubic root of 32881996 is about 320.3706512436.

The spelling of 32881996 in words is "thirty-two million, eight hundred eighty-one thousand, nine hundred ninety-six".