2099773400 has 24 divisors (see below), whose sum is σ = 4881973620. Its totient is φ = 839909280.

The previous prime is 2099773397. The next prime is 2099773427. The reversal of 2099773400 is 43779902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5249234 + ... + 5249633.

Almost surely, 2^2099773400 is an apocalyptic number.

2099773400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2099773400 is an abundant number, since it is smaller than the sum of its proper divisors (2782200220).

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

2099773400 is a wasteful number, since it uses less digits than its factorization.

2099773400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10498883 (or 10498874 counting only the distinct ones).

The product of its (nonzero) digits is 95256, while the sum is 41.

The square root of 2099773400 is about 45823.2844741623. The cubic root of 2099773400 is about 1280.5331031341.

The spelling of 2099773400 in words is "two billion, ninety-nine million, seven hundred seventy-three thousand, four hundred".