78362896 has 10 divisors (see below), whose sum is σ = 151828142. Its totient is φ = 39181440.

The previous prime is 78362861. The next prime is 78362923. The reversal of 78362896 is 69826387.

It can be written as a sum of positive squares in only one way, i.e., 51322896 + 27040000 = 7164^2 + 5200^2 .

It is a super-2 number, since 2×78362896² = 12281486939013632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2448825 + ... + 2448856.

Almost surely, 2^78362896 is an apocalyptic number.

It is an amenable number.

78362896 is a deficient number, since it is larger than the sum of its proper divisors (73465246).

78362896 is a wasteful number, since it uses less digits than its factorization.

78362896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4897689 (or 4897683 counting only the distinct ones).

The product of its digits is 870912, while the sum is 49.

The square root of 78362896 is about 8852.2819656855. The cubic root of 78362896 is about 427.9274631782.

The spelling of 78362896 in words is "seventy-eight million, three hundred sixty-two thousand, eight hundred ninety-six".