97279267 has 2 divisors, whose sum is σ = 97279268. Its totient is φ = 97279266.

The previous prime is 97279249. The next prime is 97279309. The reversal of 97279267 is 76297279.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97279267 - 2¹⁹ = 96754979 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97279267.

It is not a weakly prime, because it can be changed into another prime (97279367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48639633 + 48639634.

It is an arithmetic number, because the mean of its divisors is an integer number (48639634).

Almost surely, 2^97279267 is an apocalyptic number.

97279267 is a deficient number, since it is larger than the sum of its proper divisors (1).

97279267 is an equidigital number, since it uses as much as digits as its factorization.

97279267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 666792, while the sum is 49.

The square root of 97279267 is about 9863.0252458361. The cubic root of 97279267 is about 459.9106111752.

The spelling of 97279267 in words is "ninety-seven million, two hundred seventy-nine thousand, two hundred sixty-seven".