99426408 has 16 divisors (see below), whose sum is σ = 248566080. Its totient is φ = 33142128.

The previous prime is 99426391. The next prime is 99426409. The reversal of 99426408 is 80462499.

It is a super-2 number, since 2×99426408² = 19771221215564928, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 99426408.

It is not an unprimeable number, because it can be changed into a prime (99426409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2071360 + ... + 2071407.

It is an arithmetic number, because the mean of its divisors is an integer number (15535380).

Almost surely, 2^99426408 is an apocalyptic number.

It is an amenable number.

99426408 is an abundant number, since it is smaller than the sum of its proper divisors (149139672).

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

99426408 is a wasteful number, since it uses less digits than its factorization.

99426408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4142776 (or 4142772 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 99426408 is about 9971.2791556550. The cubic root of 99426408 is about 463.2697217273.

The spelling of 99426408 in words is "ninety-nine million, four hundred twenty-six thousand, four hundred eight".