2009988892 has 6 divisors (see below), whose sum is σ = 3517480568. Its totient is φ = 1004994444.

The previous prime is 2009988859. The next prime is 2009988919. The reversal of 2009988892 is 2988899002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251248608 + ... + 251248615.

Almost surely, 2^2009988892 is an apocalyptic number.

It is an amenable number.

2009988892 is a deficient number, since it is larger than the sum of its proper divisors (1507491676).

2009988892 is a wasteful number, since it uses less digits than its factorization.

2009988892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502497227 (or 502497225 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 55.

The square root of 2009988892 is about 44832.8996608517. The cubic root of 2009988892 is about 1262.0151034247.

The spelling of 2009988892 in words is "two billion, nine million, nine hundred eighty-eight thousand, eight hundred ninety-two".