78836528 has 10 divisors (see below), whose sum is σ = 152745804. Its totient is φ = 39418256.

The previous prime is 78836519. The next prime is 78836533. The reversal of 78836528 is 82563887.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2463626 + ... + 2463657.

Almost surely, 2^78836528 is an apocalyptic number.

It is an amenable number.

78836528 is a deficient number, since it is larger than the sum of its proper divisors (73909276).

78836528 is a wasteful number, since it uses less digits than its factorization.

78836528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4927291 (or 4927285 counting only the distinct ones).

The product of its digits is 645120, while the sum is 47.

The square root of 78836528 is about 8878.9936366685. The cubic root of 78836528 is about 428.7878753440.

The spelling of 78836528 in words is "seventy-eight million, eight hundred thirty-six thousand, five hundred twenty-eight".