78632282 has 16 divisors (see below), whose sum is σ = 122398560. Its totient is φ = 37841328.

The previous prime is 78632249. The next prime is 78632297. The reversal of 78632282 is 28223687.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18173 + ... + 22079.

It is an arithmetic number, because the mean of its divisors is an integer number (7649910).

Almost surely, 2^78632282 is an apocalyptic number.

78632282 is a deficient number, since it is larger than the sum of its proper divisors (43766278).

78632282 is a wasteful number, since it uses less digits than its factorization.

78632282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4285.

The product of its digits is 64512, while the sum is 38.

The square root of 78632282 is about 8867.4845362143. The cubic root of 78632282 is about 428.4172605591.

The spelling of 78632282 in words is "seventy-eight million, six hundred thirty-two thousand, two hundred eighty-two".