99240426 has 24 divisors (see below), whose sum is σ = 215922564. Its totient is φ = 32941440.

The previous prime is 99240413. The next prime is 99240437. The reversal of 99240426 is 62404299.

It can be written as a sum of positive squares in 2 ways, for example, as 87441201 + 11799225 = 9351^2 + 3435^2 .

It is a super-2 number, since 2×99240426² = 19697324305322952, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7101 + ... + 15776.

Almost surely, 2^99240426 is an apocalyptic number.

99240426 is an abundant number, since it is smaller than the sum of its proper divisors (116682138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99240426 is a wasteful number, since it uses less digits than its factorization.

99240426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23126 (or 23123 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 99240426 is about 9961.9489057112. The cubic root of 99240426 is about 462.9806851454.

The spelling of 99240426 in words is "ninety-nine million, two hundred forty thousand, four hundred twenty-six".