99426849 has 4 divisors (see below), whose sum is σ = 132569136. Its totient is φ = 66284564.

The previous prime is 99426841. The next prime is 99426851. The reversal of 99426849 is 94862499.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 99426849 - 2³ = 99426841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99426841) 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, 16571139 + ... + 16571144.

It is an arithmetic number, because the mean of its divisors is an integer number (33142284).

Almost surely, 2^99426849 is an apocalyptic number.

It is an amenable number.

99426849 is a deficient number, since it is larger than the sum of its proper divisors (33142287).

99426849 is a wasteful number, since it uses less digits than its factorization.

99426849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33142286.

The product of its digits is 1119744, while the sum is 51.

The square root of 99426849 is about 9971.3012691424. The cubic root of 99426849 is about 463.2704066615.

The spelling of 99426849 in words is "ninety-nine million, four hundred twenty-six thousand, eight hundred forty-nine".