79363213 has 4 divisors (see below), whose sum is σ = 81051840. Its totient is φ = 77674588.

The previous prime is 79363183. The next prime is 79363217. The reversal of 79363213 is 31236397.

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 79363213 - 2²¹ = 77266061 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 (79363217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 844243 + ... + 844336.

It is an arithmetic number, because the mean of its divisors is an integer number (20262960).

Almost surely, 2^79363213 is an apocalyptic number.

It is an amenable number.

79363213 is a deficient number, since it is larger than the sum of its proper divisors (1688627).

79363213 is a wasteful number, since it uses less digits than its factorization.

79363213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1688626.

The product of its digits is 20412, while the sum is 34.

The square root of 79363213 is about 8908.6033136514. The cubic root of 79363213 is about 429.7406277881.

The spelling of 79363213 in words is "seventy-nine million, three hundred sixty-three thousand, two hundred thirteen".