76742152 has 16 divisors (see below), whose sum is σ = 144859500. Its totient is φ = 38112960.

The previous prime is 76742147. The next prime is 76742153. The reversal of 76742152 is 25124767.

It can be written as a sum of positive squares in 2 ways, for example, as 76143076 + 599076 = 8726^2 + 774^2 .

It is a super-2 number, since 2×76742152² = 11778715787182208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (76742153) 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, 30999 + ... + 33382.

Almost surely, 2^76742152 is an apocalyptic number.

It is an amenable number.

76742152 is a deficient number, since it is larger than the sum of its proper divisors (68117348).

76742152 is a wasteful number, since it uses less digits than its factorization.

76742152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64536 (or 64532 counting only the distinct ones).

The product of its digits is 23520, while the sum is 34.

The square root of 76742152 is about 8760.2598134987. The cubic root of 76742152 is about 424.9566774756.

The spelling of 76742152 in words is "seventy-six million, seven hundred forty-two thousand, one hundred fifty-two".