79550713 has 4 divisors (see below), whose sum is σ = 86782608. Its totient is φ = 72318820.

The previous prime is 79550699. The next prime is 79550717. The reversal of 79550713 is 31705597.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 79550713 - 2⁹ = 79550201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79550717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3615931 + ... + 3615952.

It is an arithmetic number, because the mean of its divisors is an integer number (21695652).

Almost surely, 2^79550713 is an apocalyptic number.

It is an amenable number.

79550713 is a deficient number, since it is larger than the sum of its proper divisors (7231895).

79550713 is a wasteful number, since it uses less digits than its factorization.

79550713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7231894.

The product of its (nonzero) digits is 33075, while the sum is 37.

The square root of 79550713 is about 8919.1206405116. The cubic root of 79550713 is about 430.0787903214.

The spelling of 79550713 in words is "seventy-nine million, five hundred fifty thousand, seven hundred thirteen".