76306224 has 20 divisors (see below), whose sum is σ = 197124536. Its totient is φ = 25435392.

The previous prime is 76306201. The next prime is 76306229. The reversal of 76306224 is 42260367.

It is a super-2 number, since 2×76306224² = 11645279642276352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 76306191 and 76306200.

It is not an unprimeable number, because it can be changed into a prime (76306229) 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, 794809 + ... + 794904.

Almost surely, 2^76306224 is an apocalyptic number.

It is an amenable number.

76306224 is an abundant number, since it is smaller than the sum of its proper divisors (120818312).

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

76306224 is a wasteful number, since it uses less digits than its factorization.

76306224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1589724 (or 1589718 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 76306224 is about 8735.3433819169. The cubic root of 76306224 is about 424.1505043013.

The spelling of 76306224 in words is "seventy-six million, three hundred six thousand, two hundred twenty-four".