76820466 has 32 divisors (see below), whose sum is σ = 157575168. Its totient is φ = 24955920.

The previous prime is 76820453. The next prime is 76820519. The reversal of 76820466 is 66402867.

It is a Curzon number.

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, 92931 + ... + 93753.

It is an arithmetic number, because the mean of its divisors is an integer number (4924224).

Almost surely, 2^76820466 is an apocalyptic number.

76820466 is an abundant number, since it is smaller than the sum of its proper divisors (80754702).

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

76820466 is a wasteful number, since it uses less digits than its factorization.

76820466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1206.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 76820466 is about 8764.7285183284. The cubic root of 76820466 is about 425.1011819069.

The spelling of 76820466 in words is "seventy-six million, eight hundred twenty thousand, four hundred sixty-six".