78932248 has 16 divisors (see below), whose sum is σ = 151998480. Its totient is φ = 38399328.

The previous prime is 78932237. The next prime is 78932263. The reversal of 78932248 is 84223987.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133036 + ... + 133627.

It is an arithmetic number, because the mean of its divisors is an integer number (9499905).

Almost surely, 2^78932248 is an apocalyptic number.

It is an amenable number.

78932248 is a deficient number, since it is larger than the sum of its proper divisors (73066232).

78932248 is a wasteful number, since it uses less digits than its factorization.

78932248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266706 (or 266702 counting only the distinct ones).

The product of its digits is 193536, while the sum is 43.

The square root of 78932248 is about 8884.3822520196. The cubic root of 78932248 is about 428.9613438978.

The spelling of 78932248 in words is "seventy-eight million, nine hundred thirty-two thousand, two hundred forty-eight".