78326016 has 36 divisors (see below), whose sum is σ = 208463472. Its totient is φ = 26108416.

The previous prime is 78326011. The next prime is 78326029. The reversal of 78326016 is 61062387.

It is a super-2 number, since 2×78326016² = 12269929564864512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (78326011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50226 + ... + 51761.

It is an arithmetic number, because the mean of its divisors is an integer number (5790652).

Almost surely, 2^78326016 is an apocalyptic number.

It is an amenable number.

78326016 is an abundant number, since it is smaller than the sum of its proper divisors (130137456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

78326016 is a wasteful number, since it uses less digits than its factorization.

78326016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102006 (or 101992 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 78326016 is about 8850.1986418385. The cubic root of 78326016 is about 427.8603206821.

The spelling of 78326016 in words is "seventy-eight million, three hundred twenty-six thousand, sixteen".