79009397 has 8 divisors (see below), whose sum is σ = 80960256. Its totient is φ = 77069872.

The previous prime is 79009373. The next prime is 79009409. The reversal of 79009397 is 79390097.

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 79009397 - 2¹² = 79005301 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 (79009597) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12248 + ... + 17550.

It is an arithmetic number, because the mean of its divisors is an integer number (10120032).

Almost surely, 2^79009397 is an apocalyptic number.

It is an amenable number.

79009397 is a deficient number, since it is larger than the sum of its proper divisors (1950859).

79009397 is a wasteful number, since it uses less digits than its factorization.

79009397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5667.

The product of its (nonzero) digits is 107163, while the sum is 44.

The square root of 79009397 is about 8888.7230241469. The cubic root of 79009397 is about 429.1010551199.

The spelling of 79009397 in words is "seventy-nine million, nine thousand, three hundred ninety-seven".