79940773 has 8 divisors (see below), whose sum is σ = 87312096. Its totient is φ = 72586800.

The previous prime is 79940761. The next prime is 79940797. The reversal of 79940773 is 37704997.

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

It is a de Polignac number, because none of the positive numbers 2^k-79940773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79940713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6490 + ... + 14212.

It is an arithmetic number, because the mean of its divisors is an integer number (10914012).

Almost surely, 2^79940773 is an apocalyptic number.

It is an amenable number.

79940773 is a deficient number, since it is larger than the sum of its proper divisors (7371323).

79940773 is a wasteful number, since it uses less digits than its factorization.

79940773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8675.

The product of its (nonzero) digits is 333396, while the sum is 46.

The square root of 79940773 is about 8940.9604070256. The cubic root of 79940773 is about 430.7805778351.

It can be divided in two parts, 799407 and 73, that added together give a triangular number (799480 = T₁₂₆₄).

The spelling of 79940773 in words is "seventy-nine million, nine hundred forty thousand, seven hundred seventy-three".