7264432 has 40 divisors (see below), whose sum is σ = 16529696. Its totient is φ = 3027456.

The previous prime is 7264399. The next prime is 7264489. The reversal of 7264432 is 2344627.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 7264432.

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, 3268 + ... + 5020.

Almost surely, 2^7264432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7264432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8264848).

7264432 is an abundant number, since it is smaller than the sum of its proper divisors (9265264).

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

7264432 is a wasteful number, since it uses less digits than its factorization.

7264432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1805 (or 1799 counting only the distinct ones).

The product of its digits is 8064, while the sum is 28.

The square root of 7264432 is about 2695.2610263201. The cubic root of 7264432 is about 193.6721710297.

The spelling of 7264432 in words is "seven million, two hundred sixty-four thousand, four hundred thirty-two".