20202916 has 12 divisors (see below), whose sum is σ = 35464240. Its totient is φ = 10070280.

The previous prime is 20202883. The next prime is 20202943. The reversal of 20202916 is 61920202.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6306 + ... + 8953.

Almost surely, 2^20202916 is an apocalyptic number.

It is an amenable number.

20202916 is a deficient number, since it is larger than the sum of its proper divisors (15261324).

20202916 is a wasteful number, since it uses less digits than its factorization.

20202916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15594 (or 15592 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 20202916 is about 4494.7653998846. The cubic root of 20202916 is about 272.3566723753.

The spelling of 20202916 in words is "twenty million, two hundred two thousand, nine hundred sixteen".