77324048 has 20 divisors (see below), whose sum is σ = 150109068. Its totient is φ = 38586240.

The previous prime is 77324047. The next prime is 77324083. The reversal of 77324048 is 84042377.

It can be written as a sum of positive squares in 2 ways, for example, as 25080064 + 52243984 = 5008^2 + 7228^2 .

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 77323999 and 77324017.

It is not an unprimeable number, because it can be changed into a prime (77324047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4190 + ... + 13122.

Almost surely, 2^77324048 is an apocalyptic number.

It is an amenable number.

77324048 is a deficient number, since it is larger than the sum of its proper divisors (72785020).

77324048 is a wasteful number, since it uses less digits than its factorization.

77324048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9482 (or 9476 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 35.

The square root of 77324048 is about 8793.4093501895. The cubic root of 77324048 is about 426.0280496126.

The spelling of 77324048 in words is "seventy-seven million, three hundred twenty-four thousand, forty-eight".