79722753 has 16 divisors (see below), whose sum is σ = 119096256. Its totient is φ = 47010240.

The previous prime is 79722749. The next prime is 79722757. The reversal of 79722753 is 35722797.

It is an interprime number because it is at equal distance from previous prime (79722749) and next prime (79722757).

It is not a de Polignac number, because 79722753 - 2² = 79722749 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79722757) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31426 + ... + 33867.

It is an arithmetic number, because the mean of its divisors is an integer number (7443516).

Almost surely, 2^79722753 is an apocalyptic number.

It is an amenable number.

79722753 is a deficient number, since it is larger than the sum of its proper divisors (39373503).

79722753 is a wasteful number, since it uses less digits than its factorization.

79722753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65344.

The product of its digits is 185220, while the sum is 42.

The square root of 79722753 is about 8928.7598802969. The cubic root of 79722753 is about 430.3886030924.

The spelling of 79722753 in words is "seventy-nine million, seven hundred twenty-two thousand, seven hundred fifty-three".