2090204400 has 120 divisors (see below), whose sum is σ = 7089550704. Its totient is φ = 524595200.

The previous prime is 2090204381. The next prime is 2090204411. The reversal of 2090204400 is 44020902.

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30831 + ... + 71630.

Almost surely, 2^2090204400 is an apocalyptic number.

2090204400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2090204400 is an abundant number, since it is smaller than the sum of its proper divisors (4999346304).

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

2090204400 is a wasteful number, since it uses less digits than its factorization.

2090204400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102499 (or 102488 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2090204400 is about 45718.7532638413. The cubic root of 2090204400 is about 1278.5849433745.

The spelling of 2090204400 in words is "two billion, ninety million, two hundred four thousand, four hundred".