32533940 has 24 divisors (see below), whose sum is σ = 70678440. Its totient is φ = 12564608.

The previous prime is 32533931. The next prime is 32533961. The reversal of 32533940 is 4933523.

It can be written as a sum of positive squares in 4 ways, for example, as 1106704 + 31427236 = 1052^2 + 5606^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

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, 27467 + ... + 28626.

It is an arithmetic number, because the mean of its divisors is an integer number (2944935).

Almost surely, 2^32533940 is an apocalyptic number.

It is an amenable number.

32533940 is an abundant number, since it is smaller than the sum of its proper divisors (38144500).

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

32533940 is a wasteful number, since it uses less digits than its factorization.

32533940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56131 (or 56129 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 32533940 is about 5703.8530836620. The cubic root of 32533940 is about 319.2362646009.

The spelling of 32533940 in words is "thirty-two million, five hundred thirty-three thousand, nine hundred forty".