76311976 has 64 divisors (see below), whose sum is σ = 163739520. Its totient is φ = 33073920.

The previous prime is 76311959. The next prime is 76312009. The reversal of 76311976 is 67911367.

It is a happy number.

It is a super-3 number, since 3×76311976³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145651 + ... + 146173.

It is an arithmetic number, because the mean of its divisors is an integer number (2558430).

Almost surely, 2^76311976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76311976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81869760).

76311976 is an abundant number, since it is smaller than the sum of its proper divisors (87427544).

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

76311976 is a wasteful number, since it uses less digits than its factorization.

76311976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626 (or 622 counting only the distinct ones).

The product of its digits is 47628, while the sum is 40.

The square root of 76311976 is about 8735.6726129131. The cubic root of 76311976 is about 424.1611615901.

The spelling of 76311976 in words is "seventy-six million, three hundred eleven thousand, nine hundred seventy-six".