99007826 has 4 divisors (see below), whose sum is σ = 148511742. Its totient is φ = 49503912.

The previous prime is 99007817. The next prime is 99007829. The reversal of 99007826 is 62870099.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62870099 = 1553 ⋅40483.

It can be written as a sum of positive squares in only one way, i.e., 98704225 + 303601 = 9935^2 + 551^2 .

It is not an unprimeable number, because it can be changed into a prime (99007829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24751955 + ... + 24751958.

Almost surely, 2^99007826 is an apocalyptic number.

99007826 is a deficient number, since it is larger than the sum of its proper divisors (49503916).

99007826 is a wasteful number, since it uses less digits than its factorization.

99007826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49503915.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 99007826 is about 9950.2676345915. The cubic root of 99007826 is about 462.6186903563.

The spelling of 99007826 in words is "ninety-nine million, seven thousand, eight hundred twenty-six".