78875976 has 32 divisors (see below), whose sum is σ = 197805600. Its totient is φ = 26209920.

The previous prime is 78875941. The next prime is 78875977. The reversal of 78875976 is 67957887.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (78875977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2980 + ... + 12908.

It is an arithmetic number, because the mean of its divisors is an integer number (6181425).

Almost surely, 2^78875976 is an apocalyptic number.

It is an amenable number.

78875976 is an abundant number, since it is smaller than the sum of its proper divisors (118929624).

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

78875976 is a wasteful number, since it uses less digits than its factorization.

78875976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10269 (or 10265 counting only the distinct ones).

The product of its digits is 5927040, while the sum is 57.

The square root of 78875976 is about 8881.2147817739. The cubic root of 78875976 is about 428.8593819754.

The spelling of 78875976 in words is "seventy-eight million, eight hundred seventy-five thousand, nine hundred seventy-six".