5642432 has 28 divisors (see below), whose sum is σ = 11298936. Its totient is φ = 2795520.

The previous prime is 5642407. The next prime is 5642459. The reversal of 5642432 is 2342465.

It is a d-powerful number, because it can be written as 5⁸ + 6 + 4⁶ + 2²⁰ + 4⁶ + 3⁶ + 2²² .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8048 + ... + 8720.

Almost surely, 2^5642432 is an apocalyptic number.

It is an amenable number.

5642432 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

5642432 is a wasteful number, since it uses less digits than its factorization.

5642432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816 (or 806 counting only the distinct ones).

The product of its digits is 5760, while the sum is 26.

The square root of 5642432 is about 2375.3803905901. The cubic root of 5642432 is about 178.0281906283.

Adding to 5642432 its reverse (2342465), we get a palindrome (7984897).

The spelling of 5642432 in words is "five million, six hundred forty-two thousand, four hundred thirty-two".