2091826900 has 36 divisors (see below), whose sum is σ = 4541584320. Its totient is φ = 836303200.

The previous prime is 2091826871. The next prime is 2091826901. The reversal of 2091826900 is 96281902.

It is a super-2 number, since 2×2091826900² = 8751479559127220000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2091826900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2091826901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 253845 + ... + 261955.

It is an arithmetic number, because the mean of its divisors is an integer number (126155120).

Almost surely, 2^2091826900 is an apocalyptic number.

2091826900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2091826900 is an abundant number, since it is smaller than the sum of its proper divisors (2449757420).

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

2091826900 is a wasteful number, since it uses less digits than its factorization.

2091826900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10704 (or 10697 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 2091826900 is about 45736.4941813428. The cubic root of 2091826900 is about 1278.9156873488.

The spelling of 2091826900 in words is "two billion, ninety-one million, eight hundred twenty-six thousand, nine hundred".