78563104 has 24 divisors (see below), whose sum is σ = 155239308. Its totient is φ = 39137280.

The previous prime is 78563077. The next prime is 78563129. The reversal of 78563104 is 40136587.

It can be written as a sum of positive squares in 2 ways, for example, as 78499600 + 63504 = 8860^2 + 252^2 .

It is a super-2 number, since 2×78563104² = 12344322620229632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 78563104.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4624 + ... + 13360.

Almost surely, 2^78563104 is an apocalyptic number.

It is an amenable number.

78563104 is a deficient number, since it is larger than the sum of its proper divisors (76676204).

78563104 is a wasteful number, since it uses less digits than its factorization.

78563104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9028 (or 9020 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 78563104 is about 8863.5830226833. The cubic root of 78563104 is about 428.2915880661.

The spelling of 78563104 in words is "seventy-eight million, five hundred sixty-three thousand, one hundred four".