32045940 has 72 divisors (see below), whose sum is σ = 100359168. Its totient is φ = 8268480.

The previous prime is 32045939. The next prime is 32045953. The reversal of 32045940 is 4954023.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2709 + ... + 8451.

Almost surely, 2^32045940 is an apocalyptic number.

32045940 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32045940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50179584).

32045940 is an abundant number, since it is smaller than the sum of its proper divisors (68313228).

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

32045940 is a wasteful number, since it uses less digits than its factorization.

32045940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5789 (or 5784 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 32045940 is about 5660.9133538679. The cubic root of 32045940 is about 317.6320652569.

Adding to 32045940 its reverse (4954023), we get a palindrome (36999963).

The spelling of 32045940 in words is "thirty-two million, forty-five thousand, nine hundred forty".