40202994 has 32 divisors (see below), whose sum is σ = 91687680. Its totient is φ = 11642112.

The previous prime is 40202947. The next prime is 40203029. The reversal of 40202994 is 49920204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13834 + ... + 16485.

It is an arithmetic number, because the mean of its divisors is an integer number (2865240).

Almost surely, 2^40202994 is an apocalyptic number.

40202994 is an abundant number, since it is smaller than the sum of its proper divisors (51484686).

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

40202994 is a wasteful number, since it uses less digits than its factorization.

40202994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30354.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 40202994 is about 6340.5830962144. The cubic root of 40202994 is about 342.5727382053.

The spelling of 40202994 in words is "forty million, two hundred two thousand, nine hundred ninety-four".