99275679 has 16 divisors (see below), whose sum is σ = 149149440. Its totient is φ = 65250360.

The previous prime is 99275669. The next prime is 99275707. The reversal of 99275679 is 97657299.

It is not a de Polignac number, because 99275679 - 2⁴ = 99275663 is a prime.

It is a super-2 number, since 2×99275679² = 19711320881822082, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99275629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23977 + ... + 27810.

It is an arithmetic number, because the mean of its divisors is an integer number (9321840).

Almost surely, 2^99275679 is an apocalyptic number.

99275679 is a deficient number, since it is larger than the sum of its proper divisors (49873761).

99275679 is a wasteful number, since it uses less digits than its factorization.

99275679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51867 (or 51861 counting only the distinct ones).

The product of its digits is 2143260, while the sum is 54.

The square root of 99275679 is about 9963.7181313002. The cubic root of 99275679 is about 463.0354999238.

The spelling of 99275679 in words is "ninety-nine million, two hundred seventy-five thousand, six hundred seventy-nine".