2288021092 has 108 divisors (see below), whose sum is σ = 5111387904. Its totient is φ = 892442880.

The previous prime is 2288021069. The next prime is 2288021101. The reversal of 2288021092 is 2901208822.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1755313 + ... + 1756615.

Almost surely, 2^2288021092 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2288021092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2555693952).

2288021092 is an abundant number, since it is smaller than the sum of its proper divisors (2823366812).

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

2288021092 is a wasteful number, since it uses less digits than its factorization.

2288021092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386 (or 1360 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 2288021092 is about 47833.2634471034. The cubic root of 2288021092 is about 1317.7105039993.

The spelling of 2288021092 in words is "two billion, two hundred eighty-eight million, twenty-one thousand, ninety-two".