7478572224 has 56 divisors (see below), whose sum is σ = 19793427520. Its totient is φ = 2492054784.

The previous prime is 7478572219. The next prime is 7478572237. The reversal of 7478572224 is 4222758747.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1083087 + ... + 1089969.

Almost surely, 2^7478572224 is an apocalyptic number.

It is an amenable number.

7478572224 is an abundant number, since it is smaller than the sum of its proper divisors (12314855296).

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

7478572224 is a wasteful number, since it uses less digits than its factorization.

7478572224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12557 (or 12547 counting only the distinct ones).

The product of its digits is 1756160, while the sum is 48.

The square root of 7478572224 is about 86478.7385661933. The cubic root of 7478572224 is about 1955.5678889565.

The spelling of 7478572224 in words is "seven billion, four hundred seventy-eight million, five hundred seventy-two thousand, two hundred twenty-four".