79865046 has 12 divisors (see below), whose sum is σ = 173040972. Its totient is φ = 26621676.

The previous prime is 79865017. The next prime is 79865053. The reversal of 79865046 is 64056897.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 79864992 and 79865010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2218456 + ... + 2218491.

It is an arithmetic number, because the mean of its divisors is an integer number (14420081).

Almost surely, 2^79865046 is an apocalyptic number.

79865046 is an abundant number, since it is smaller than the sum of its proper divisors (93175926).

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

79865046 is a wasteful number, since it uses less digits than its factorization.

79865046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4436955 (or 4436952 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 79865046 is about 8936.7245677597. The cubic root of 79865046 is about 430.6445103202.

The spelling of 79865046 in words is "seventy-nine million, eight hundred sixty-five thousand, forty-six".