76408236 has 18 divisors (see below), whose sum is σ = 193143132. Its totient is φ = 25469400.

The previous prime is 76408201. The next prime is 76408261. The reversal of 76408236 is 63280467.

76408236 is a `hidden beast` number, since 7 + 640 + 8 + 2 + 3 + 6 = 666.

76408236 is nontrivially palindromic in base 5.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 2122451 = 76408236 / (7 + 6 + 4 + 0 + 8 + 2 + 3 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 76408236.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1061190 + ... + 1061261.

It is an arithmetic number, because the mean of its divisors is an integer number (10730174).

Almost surely, 2^76408236 is an apocalyptic number.

It is an amenable number.

76408236 is an abundant number, since it is smaller than the sum of its proper divisors (116734896).

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

76408236 is a wasteful number, since it uses less digits than its factorization.

76408236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2122461 (or 2122456 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 76408236 is about 8741.1804694789. The cubic root of 76408236 is about 424.3394324200.

It can be divided in two parts, 7640 and 8236, that added together give a square (15876 = 126²).

The spelling of 76408236 in words is "seventy-six million, four hundred eight thousand, two hundred thirty-six".