76221360 has 60 divisors (see below), whose sum is σ = 255979152. Its totient is φ = 20325504.

The previous prime is 76221349. The next prime is 76221373. The reversal of 76221360 is 6312267.

It is a happy number.

76221360 is a `hidden beast` number, since 7 + 622 + 1 + 36 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (60).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 52212 + ... + 53651.

Almost surely, 2^76221360 is an apocalyptic number.

It is an amenable number.

76221360 is an abundant number, since it is smaller than the sum of its proper divisors (179757792).

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

76221360 is a wasteful number, since it uses less digits than its factorization.

76221360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105882 (or 105873 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 76221360 is about 8730.4845226368. The cubic root of 76221360 is about 423.9932062517.

It can be divided in two parts, 762 and 21360, that added together give a palindrome (22122).

The spelling of 76221360 in words is "seventy-six million, two hundred twenty-one thousand, three hundred sixty".