76994766 has 64 divisors (see below), whose sum is σ = 175718400. Its totient is φ = 24984288.

The previous prime is 76994759. The next prime is 76994791. The reversal of 76994766 is 66749967.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a congruent number.

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, 606195 + ... + 606321.

It is an arithmetic number, because the mean of its divisors is an integer number (2745600).

Almost surely, 2^76994766 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76994766, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87859200).

76994766 is an abundant number, since it is smaller than the sum of its proper divisors (98723634).

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

76994766 is a wasteful number, since it uses less digits than its factorization.

76994766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350 (or 344 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 54.

The square root of 76994766 is about 8774.6661474953. Note that the first 3 decimals coincide. The cubic root of 76994766 is about 425.4224468492.

The spelling of 76994766 in words is "seventy-six million, nine hundred ninety-four thousand, seven hundred sixty-six".