7504247272 has 32 divisors (see below), whose sum is σ = 14113967400. Its totient is φ = 3740546304.

The previous prime is 7504247269. The next prime is 7504247291. The reversal of 7504247272 is 2727424057.

It can be written as a sum of positive squares in 4 ways, for example, as 2109932356 + 5394314916 = 45934^2 + 73446^2 .

It is a super-3 number, since 3×7504247272³ (a number of 31 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

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, 6717658 + ... + 6718774.

Almost surely, 2^7504247272 is an apocalyptic number.

It is an amenable number.

7504247272 is a deficient number, since it is larger than the sum of its proper divisors (6609720128).

7504247272 is a wasteful number, since it uses less digits than its factorization.

7504247272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2965 (or 2961 counting only the distinct ones).

The product of its (nonzero) digits is 219520, while the sum is 40.

The square root of 7504247272 is about 86627.0585440831. The cubic root of 7504247272 is about 1957.8032510282.

The spelling of 7504247272 in words is "seven billion, five hundred four million, two hundred forty-seven thousand, two hundred seventy-two".