8152272724 has 12 divisors (see below), whose sum is σ = 14302415764. Its totient is φ = 4065868224.

The previous prime is 8152272719. The next prime is 8152272727. The reversal of 8152272724 is 4272722518.

It can be written as a sum of positive squares in 2 ways, for example, as 4544108100 + 3608164624 = 67410^2 + 60068^2 .

It is a super-3 number, since 3×8152272724³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8152272727) 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, 2565249 + ... + 2568424.

Almost surely, 2^8152272724 is an apocalyptic number.

It is an amenable number.

8152272724 is a deficient number, since it is larger than the sum of its proper divisors (6150143040).

8152272724 is a wasteful number, since it uses less digits than its factorization.

8152272724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5134074 (or 5134072 counting only the distinct ones).

The product of its digits is 125440, while the sum is 40.

The square root of 8152272724 is about 90289.9370029684. The cubic root of 8152272724 is about 2012.6097240126.

The spelling of 8152272724 in words is "eight billion, one hundred fifty-two million, two hundred seventy-two thousand, seven hundred twenty-four".