76682440 has 32 divisors (see below), whose sum is σ = 172860480. Its totient is φ = 30615232.

The previous prime is 76682413. The next prime is 76682449. The reversal of 76682440 is 4428667.

It is a self number, because there is not a number n which added to its sum of digits gives 76682440.

It is not an unprimeable number, because it can be changed into a prime (76682449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24399 + ... + 27361.

It is an arithmetic number, because the mean of its divisors is an integer number (5401890).

Almost surely, 2^76682440 is an apocalyptic number.

It is an amenable number.

76682440 is an abundant number, since it is smaller than the sum of its proper divisors (96178040).

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

76682440 is a wasteful number, since it uses less digits than its factorization.

76682440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3621 (or 3617 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 76682440 is about 8756.8510321919. The cubic root of 76682440 is about 424.8464312523.

The spelling of 76682440 in words is "seventy-six million, six hundred eighty-two thousand, four hundred forty".