76291864 has 16 divisors (see below), whose sum is σ = 156051720. Its totient is φ = 34678080.

The previous prime is 76291861. The next prime is 76291867. The reversal of 76291864 is 46819267.

It is an interprime number because it is at equal distance from previous prime (76291861) and next prime (76291867).

It is a self number, because there is not a number n which added to its sum of digits gives 76291864.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76291861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 433389 + ... + 433564.

Almost surely, 2^76291864 is an apocalyptic number.

It is an amenable number.

76291864 is an abundant number, since it is smaller than the sum of its proper divisors (79759856).

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

76291864 is a wasteful number, since it uses less digits than its factorization.

76291864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866970 (or 866966 counting only the distinct ones).

The product of its digits is 145152, while the sum is 43.

The square root of 76291864 is about 8734.5213950164. The cubic root of 76291864 is about 424.1238957975.

The spelling of 76291864 in words is "seventy-six million, two hundred ninety-one thousand, eight hundred sixty-four".