99926667 has 6 divisors (see below), whose sum is σ = 144338532. Its totient is φ = 66617772.

The previous prime is 99926657. The next prime is 99926689. The reversal of 99926667 is 76662999.

It is a happy number.

It is not a de Polignac number, because 99926667 - 2¹⁹ = 99402379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99926627) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5551473 + ... + 5551490.

It is an arithmetic number, because the mean of its divisors is an integer number (24056422).

Almost surely, 2^99926667 is an apocalyptic number.

99926667 is a deficient number, since it is larger than the sum of its proper divisors (44411865).

99926667 is a wasteful number, since it uses less digits than its factorization.

99926667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11102969 (or 11102966 counting only the distinct ones).

The product of its digits is 2204496, while the sum is 54.

The square root of 99926667 is about 9996.3326775373. The cubic root of 99926667 is about 464.0453950707.

The spelling of 99926667 in words is "ninety-nine million, nine hundred twenty-six thousand, six hundred sixty-seven".