79199393 has 8 divisors (see below), whose sum is σ = 97476288. Its totient is φ = 62663184.

The previous prime is 79199383. The next prime is 79199401. The reversal of 79199393 is 39399197.

It is a happy number.

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 79199393 - 2¹⁴ = 79183009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79199303) 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, 435071 + ... + 435252.

It is an arithmetic number, because the mean of its divisors is an integer number (12184536).

Almost surely, 2^79199393 is an apocalyptic number.

It is an amenable number.

79199393 is a deficient number, since it is larger than the sum of its proper divisors (18276895).

79199393 is a wasteful number, since it uses less digits than its factorization.

79199393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870343.

The product of its digits is 413343, while the sum is 50.

The square root of 79199393 is about 8899.4040811731. The cubic root of 79199393 is about 429.4447366898. Note that the first 3 decimals are identical.

The spelling of 79199393 in words is "seventy-nine million, one hundred ninety-nine thousand, three hundred ninety-three".