76338772 has 18 divisors (see below), whose sum is σ = 141915662. Its totient is φ = 35923584.

The previous prime is 76338767. The next prime is 76338781. The reversal of 76338772 is 27783367.

It can be written as a sum of positive squares in 3 ways, for example, as 48944016 + 27394756 = 6996^2 + 5234^2 .

It is a super-2 number, since 2×76338772² = 11655216220935968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31863 + ... + 34174.

Almost surely, 2^76338772 is an apocalyptic number.

It is an amenable number.

76338772 is a deficient number, since it is larger than the sum of its proper divisors (65576890).

76338772 is a wasteful number, since it uses less digits than its factorization.

76338772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66075 (or 66056 counting only the distinct ones).

The product of its digits is 296352, while the sum is 43.

The square root of 76338772 is about 8737.2061896238. The cubic root of 76338772 is about 424.2108020835.

The spelling of 76338772 in words is "seventy-six million, three hundred thirty-eight thousand, seven hundred seventy-two".