79422505 has 8 divisors (see below), whose sum is σ = 97523712. Its totient is φ = 62060208.

The previous prime is 79422491. The next prime is 79422559. The reversal of 79422505 is 50522497.

79422505 = 1338² + 1339² + ... + 1380².

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

It is a cyclic number.

It is not a de Polignac number, because 79422505 - 2¹¹ = 79420457 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184489 + ... + 184918.

It is an arithmetic number, because the mean of its divisors is an integer number (12190464).

Almost surely, 2^79422505 is an apocalyptic number.

It is an amenable number.

79422505 is a deficient number, since it is larger than the sum of its proper divisors (18101207).

79422505 is a wasteful number, since it uses less digits than its factorization.

79422505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369455.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 79422505 is about 8911.9304867127. The cubic root of 79422505 is about 429.8476204261.

The spelling of 79422505 in words is "seventy-nine million, four hundred twenty-two thousand, five hundred five".