2190522256 has 40 divisors (see below), whose sum is σ = 4575651584. Its totient is φ = 1009895040.

The previous prime is 2190522251. The next prime is 2190522263. The reversal of 2190522256 is 6522250912.

It is not an unprimeable number, because it can be changed into a prime (2190522251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200815 + ... + 211441.

Almost surely, 2^2190522256 is an apocalyptic number.

2190522256 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2190522256 is an abundant number, since it is smaller than the sum of its proper divisors (2385129328).

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

2190522256 is a wasteful number, since it uses less digits than its factorization.

2190522256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11639 (or 11633 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 2190522256 is about 46803.0154584082. The cubic root of 2190522256 is about 1298.7210806937.

The spelling of 2190522256 in words is "two billion, one hundred ninety million, five hundred twenty-two thousand, two hundred fifty-six".