32052440 has 32 divisors (see below), whose sum is σ = 82421280. Its totient is φ = 10989312.

The previous prime is 32052437. The next prime is 32052457. The reversal of 32052440 is 4425023.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 56957 + ... + 57516.

It is an arithmetic number, because the mean of its divisors is an integer number (2575665).

Almost surely, 2^32052440 is an apocalyptic number.

It is an amenable number.

32052440 is an abundant number, since it is smaller than the sum of its proper divisors (50368840).

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

32052440 is a wasteful number, since it uses less digits than its factorization.

32052440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114491 (or 114487 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 32052440 is about 5661.4874370610. The cubic root of 32052440 is about 317.6535393121.

Adding to 32052440 its reverse (4425023), we get a palindrome (36477463).

The spelling of 32052440 in words is "thirty-two million, fifty-two thousand, four hundred forty".