78836252 has 12 divisors (see below), whose sum is σ = 150505656. Its totient is φ = 35834640.

The previous prime is 78836231. The next prime is 78836269. The reversal of 78836252 is 25263887.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 895823 + ... + 895910.

It is an arithmetic number, because the mean of its divisors is an integer number (12542138).

Almost surely, 2^78836252 is an apocalyptic number.

It is an amenable number.

78836252 is a deficient number, since it is larger than the sum of its proper divisors (71669404).

78836252 is a wasteful number, since it uses less digits than its factorization.

78836252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1791748 (or 1791746 counting only the distinct ones).

The product of its digits is 161280, while the sum is 41.

The square root of 78836252 is about 8878.9780943530. The cubic root of 78836252 is about 428.7873749601.

The spelling of 78836252 in words is "seventy-eight million, eight hundred thirty-six thousand, two hundred fifty-two".