76934820 has 96 divisors (see below), whose sum is σ = 222243840. Its totient is φ = 19877760.

The previous prime is 76934813. The next prime is 76934873. The reversal of 76934820 is 2843967.

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, 364515 + ... + 364725.

It is an arithmetic number, because the mean of its divisors is an integer number (2315040).

Almost surely, 2^76934820 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 76934820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111121920).

76934820 is an abundant number, since it is smaller than the sum of its proper divisors (145309020).

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

76934820 is a wasteful number, since it uses less digits than its factorization.

76934820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385 (or 383 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 76934820 is about 8771.2496259085. The cubic root of 76934820 is about 425.3120107911.

The spelling of 76934820 in words is "seventy-six million, nine hundred thirty-four thousand, eight hundred twenty".