79226638 has 8 divisors (see below), whose sum is σ = 122673600. Its totient is φ = 38335440.

The previous prime is 79226627. The next prime is 79226663. The reversal of 79226638 is 83662297.

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

It is a junction number, because it is equal to n+sod(n) for n = 79226594 and 79226603.

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, 638863 + ... + 638986.

It is an arithmetic number, because the mean of its divisors is an integer number (15334200).

Almost surely, 2^79226638 is an apocalyptic number.

79226638 is a deficient number, since it is larger than the sum of its proper divisors (43446962).

79226638 is a wasteful number, since it uses less digits than its factorization.

79226638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277882.

The product of its digits is 217728, while the sum is 43.

The square root of 79226638 is about 8900.9346700220. The cubic root of 79226638 is about 429.4939747795.

The spelling of 79226638 in words is "seventy-nine million, two hundred twenty-six thousand, six hundred thirty-eight".