76940520 has 128 divisors (see below), whose sum is σ = 245341440. Its totient is φ = 19261440.

The previous prime is 76940483. The next prime is 76940533. The reversal of 76940520 is 2504967.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 168132 + ... + 168588.

It is an arithmetic number, because the mean of its divisors is an integer number (1916730).

Almost surely, 2^76940520 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 76940520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122670720).

76940520 is an abundant number, since it is smaller than the sum of its proper divisors (168400920).

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

76940520 is a wasteful number, since it uses less digits than its factorization.

76940520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555 (or 551 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 76940520 is about 8771.5745450860. The cubic root of 76940520 is about 425.3225141349.

The spelling of 76940520 in words is "seventy-six million, nine hundred forty thousand, five hundred twenty".