78607116 has 144 divisors (see below), whose sum is σ = 245306880. Its totient is φ = 20712960.

The previous prime is 78607097. The next prime is 78607181. The reversal of 78607116 is 61170687.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 252601 + ... + 252911.

It is an arithmetic number, because the mean of its divisors is an integer number (1703520).

Almost surely, 2^78607116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 78607116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122653440).

78607116 is an abundant number, since it is smaller than the sum of its proper divisors (166699764).

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

78607116 is a wasteful number, since it uses less digits than its factorization.

78607116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404 (or 399 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The square root of 78607116 is about 8866.0654182112. The cubic root of 78607116 is about 428.3715511765.

The spelling of 78607116 in words is "seventy-eight million, six hundred seven thousand, one hundred sixteen".