2092521900 has 144 divisors (see below), whose sum is σ = 7080491264. Its totient is φ = 467147520.

The previous prime is 2092521863. The next prime is 2092521923. The reversal of 2092521900 is 91252902.

It is a super-2 number, since 2×2092521900² = 8757295803959220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 78714 + ... + 101886.

Almost surely, 2^2092521900 is an apocalyptic number.

2092521900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2092521900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3540245632).

2092521900 is an abundant number, since it is smaller than the sum of its proper divisors (4987969364).

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

2092521900 is a wasteful number, since it uses less digits than its factorization.

2092521900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23240 (or 23233 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 2092521900 is about 45744.0914217345. The cubic root of 2092521900 is about 1279.0573096443.

The spelling of 2092521900 in words is "two billion, ninety-two million, five hundred twenty-one thousand, nine hundred".