76416720 has 40 divisors (see below), whose sum is σ = 236892576. Its totient is φ = 20377728.

The previous prime is 76416707. The next prime is 76416737. The reversal of 76416720 is 2761467.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158962 + ... + 159441.

Almost surely, 2^76416720 is an apocalyptic number.

It is an amenable number.

76416720 is an abundant number, since it is smaller than the sum of its proper divisors (160475856).

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

76416720 is a wasteful number, since it uses less digits than its factorization.

76416720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318419 (or 318413 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 76416720 is about 8741.6657451541. The cubic root of 76416720 is about 424.3551373697.

The spelling of 76416720 in words is "seventy-six million, four hundred sixteen thousand, seven hundred twenty".