79522478 has 8 divisors (see below), whose sum is σ = 136324272. Its totient is φ = 34081056.

The previous prime is 79522459. The next prime is 79522519. The reversal of 79522478 is 87422597.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2840075 + ... + 2840102.

It is an arithmetic number, because the mean of its divisors is an integer number (17040534).

Almost surely, 2^79522478 is an apocalyptic number.

79522478 is a deficient number, since it is larger than the sum of its proper divisors (56801794).

79522478 is a wasteful number, since it uses less digits than its factorization.

79522478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5680186.

The product of its digits is 282240, while the sum is 44.

The square root of 79522478 is about 8917.5376646247. The cubic root of 79522478 is about 430.0279015607.

The spelling of 79522478 in words is "seventy-nine million, five hundred twenty-two thousand, four hundred seventy-eight".