4491372 has 24 divisors (see below), whose sum is σ = 11032000. Its totient is φ = 1418256.

The previous prime is 4491359. The next prime is 4491401. The reversal of 4491372 is 2731944.

It is a happy 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, 9622 + ... + 10077.

Almost surely, 2^4491372 is an apocalyptic number.

It is an amenable number.

4491372 is an abundant number, since it is smaller than the sum of its proper divisors (6540628).

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

4491372 is a wasteful number, since it uses less digits than its factorization.

4491372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19725 (or 19723 counting only the distinct ones).

The product of its digits is 6048, while the sum is 30.

The square root of 4491372 is about 2119.2857287303. The cubic root of 4491372 is about 164.9907800174.

The spelling of 4491372 in words is "four million, four hundred ninety-one thousand, three hundred seventy-two".