79222297 has 32 divisors (see below), whose sum is σ = 102795264. Its totient is φ = 59270400.

The previous prime is 79222259. The next prime is 79222303.

79222297 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 79222297 - 2¹¹ = 79220249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79222237) 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 31 ways as a sum of consecutive naturals, for example, 234913 + ... + 235249.

It is an arithmetic number, because the mean of its divisors is an integer number (3212352).

Almost surely, 2^79222297 is an apocalyptic number.

79222297 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

It is an amenable number.

79222297 is a deficient number, since it is larger than the sum of its proper divisors (23572967).

79222297 is a wasteful number, since it uses less digits than its factorization.

79222297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469.

The product of its digits is 63504, while the sum is 40.

The square root of 79222297 is about 8900.6908158861. The cubic root of 79222297 is about 429.4861303329.

The spelling of 79222297 in words is "seventy-nine million, two hundred twenty-two thousand, two hundred ninety-seven".