2249709822 has 16 divisors (see below), whose sum is σ = 4999355280. Its totient is φ = 749903256.

The previous prime is 2249709799. The next prime is 2249709823. The reversal of 2249709822 is 2289079422.

It is a super-2 number, since 2×2249709822² = 10122388566406543368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2249709823) 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, 20830593 + ... + 20830700.

It is an arithmetic number, because the mean of its divisors is an integer number (312459705).

Almost surely, 2^2249709822 is an apocalyptic number.

2249709822 is an abundant number, since it is smaller than the sum of its proper divisors (2749645458).

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

2249709822 is a wasteful number, since it uses less digits than its factorization.

2249709822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41661304 (or 41661298 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 2249709822 is about 47431.1060592097. The cubic root of 2249709822 is about 1310.3143627199.

The spelling of 2249709822 in words is "two billion, two hundred forty-nine million, seven hundred nine thousand, eight hundred twenty-two".