77324936 has 24 divisors (see below), whose sum is σ = 156997530. Its totient is φ = 35687808.

The previous prime is 77324921. The next prime is 77324969. The reversal of 77324936 is 63942377.

It can be written as a sum of positive squares in 3 ways, for example, as 57912100 + 19412836 = 7610^2 + 4406^2 .

It is a junction number, because it is equal to n+sod(n) for n = 77324893 and 77324902.

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, 27245 + ... + 29948.

Almost surely, 2^77324936 is an apocalyptic number.

It is an amenable number.

77324936 is an abundant number, since it is smaller than the sum of its proper divisors (79672594).

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

77324936 is a wasteful number, since it uses less digits than its factorization.

77324936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57225 (or 57208 counting only the distinct ones).

The product of its digits is 190512, while the sum is 41.

The square root of 77324936 is about 8793.4598424056. The cubic root of 77324936 is about 426.0296804612.

The spelling of 77324936 in words is "seventy-seven million, three hundred twenty-four thousand, nine hundred thirty-six".