76473812 has 36 divisors (see below), whose sum is σ = 140474880. Its totient is φ = 36423072.

The previous prime is 76473791. The next prime is 76473833. The reversal of 76473812 is 21837467.

It is an interprime number because it is at equal distance from previous prime (76473791) and next prime (76473833).

It is a super-2 number, since 2×76473812² = 11696487843622688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 427139 + ... + 427317.

It is an arithmetic number, because the mean of its divisors is an integer number (3902080).

Almost surely, 2^76473812 is an apocalyptic number.

It is an amenable number.

76473812 is a deficient number, since it is larger than the sum of its proper divisors (64001068).

76473812 is a wasteful number, since it uses less digits than its factorization.

76473812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368 (or 337 counting only the distinct ones).

The product of its digits is 56448, while the sum is 38.

The square root of 76473812 is about 8744.9306458085. The cubic root of 76473812 is about 424.4607916144.

The spelling of 76473812 in words is "seventy-six million, four hundred seventy-three thousand, eight hundred twelve".