7399072 has 24 divisors (see below), whose sum is σ = 14817600. Its totient is φ = 3635904.

The previous prime is 7399057. The next prime is 7399079. The reversal of 7399072 is 2709937.

It is a super-2 number, since 2×7399072² = 109492532922368, which contains 22 as substring.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (7399079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72 + ... + 3847.

It is an arithmetic number, because the mean of its divisors is an integer number (617400).

Almost surely, 2^7399072 is an apocalyptic number.

It is an amenable number.

7399072 is an abundant number, since it is smaller than the sum of its proper divisors (7418528).

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

7399072 is a wasteful number, since it uses less digits than its factorization.

7399072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3988 (or 3980 counting only the distinct ones).

The product of its (nonzero) digits is 23814, while the sum is 37.

The square root of 7399072 is about 2720.1235266068. The cubic root of 7399072 is about 194.8613698000.

The spelling of 7399072 in words is "seven million, three hundred ninety-nine thousand, seventy-two".