79696170 has 128 divisors (see below), whose sum is σ = 228614400. Its totient is φ = 19685376.

The previous prime is 79696163. The next prime is 79696181. The reversal of 79696170 is 7169697.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 445141 + ... + 445319.

It is an arithmetic number, because the mean of its divisors is an integer number (1786050).

Almost surely, 2^79696170 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79696170, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114307200).

79696170 is an abundant number, since it is smaller than the sum of its proper divisors (148918230).

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

79696170 is a wasteful number, since it uses less digits than its factorization.

79696170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309 (or 303 counting only the distinct ones).

The product of its (nonzero) digits is 142884, while the sum is 45.

The square root of 79696170 is about 8927.2711396036. The cubic root of 79696170 is about 430.3407610746.

The spelling of 79696170 in words is "seventy-nine million, six hundred ninety-six thousand, one hundred seventy".