2249018860 has 24 divisors (see below), whose sum is σ = 5152298256. Its totient is φ = 817824960.

The previous prime is 2249018851. The next prime is 2249018897. The reversal of 2249018860 is 688109422.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5111187 + ... + 5111626.

It is an arithmetic number, because the mean of its divisors is an integer number (214679094).

Almost surely, 2^2249018860 is an apocalyptic number.

2249018860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2249018860 is an abundant number, since it is smaller than the sum of its proper divisors (2903279396).

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

2249018860 is a wasteful number, since it uses less digits than its factorization.

2249018860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10222833 (or 10222831 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 40.

The square root of 2249018860 is about 47423.8216511491. The cubic root of 2249018860 is about 1310.1802016931.

The spelling of 2249018860 in words is "two billion, two hundred forty-nine million, eighteen thousand, eight hundred sixty".