79775122 has 8 divisors (see below), whose sum is σ = 136757376. Its totient is φ = 34189332.

The previous prime is 79775107. The next prime is 79775131. The reversal of 79775122 is 22157797.

It is a happy number.

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

It is a super-2 number, since 2×79775122² = 12728140180229768, which contains 22 as substring.

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, 2849098 + ... + 2849125.

It is an arithmetic number, because the mean of its divisors is an integer number (17094672).

Almost surely, 2^79775122 is an apocalyptic number.

79775122 is a deficient number, since it is larger than the sum of its proper divisors (56982254).

79775122 is a wasteful number, since it uses less digits than its factorization.

79775122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5698232.

The product of its digits is 61740, while the sum is 40.

The square root of 79775122 is about 8931.6920009593. The cubic root of 79775122 is about 430.4828216457.

It can be divided in two parts, 79775 and 122, that added together give a palindrome (79897).

The spelling of 79775122 in words is "seventy-nine million, seven hundred seventy-five thousand, one hundred twenty-two".