40202099 has 12 divisors (see below), whose sum is σ = 47908728. Its totient is φ = 33616800.

The previous prime is 40202087. The next prime is 40202153. The reversal of 40202099 is 99020204.

It is not a de Polignac number, because 40202099 - 2⁴ = 40202083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40202299) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7997 + ... + 12014.

It is an arithmetic number, because the mean of its divisors is an integer number (3992394).

Almost surely, 2^40202099 is an apocalyptic number.

40202099 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

40202099 is a deficient number, since it is larger than the sum of its proper divisors (7706629).

40202099 is a wasteful number, since it uses less digits than its factorization.

40202099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20066 (or 20059 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 40202099 is about 6340.5125187164. The cubic root of 40202099 is about 342.5701960656.

The spelling of 40202099 in words is "forty million, two hundred two thousand, ninety-nine".