2244049640 has 64 divisors (see below), whose sum is σ = 6109862400. Its totient is φ = 724128768.

The previous prime is 2244049583. The next prime is 2244049651. The reversal of 2244049640 is 469404422.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a cake number, because a cake can be divided into 2244049640 parts by 2379 planar cuts.

It is a self number, because there is not a number n which added to its sum of digits gives 2244049640.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230960 + ... + 240479.

It is an arithmetic number, because the mean of its divisors is an integer number (95466600).

Almost surely, 2^2244049640 is an apocalyptic number.

2244049640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2244049640 is an abundant number, since it is smaller than the sum of its proper divisors (3865812760).

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

2244049640 is a wasteful number, since it uses less digits than its factorization.

2244049640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471474 (or 471470 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

The square root of 2244049640 is about 47371.4010770211. The cubic root of 2244049640 is about 1309.2145399221.

The spelling of 2244049640 in words is "two billion, two hundred forty-four million, forty-nine thousand, six hundred forty".