2398117444 has 12 divisors (see below), whose sum is σ = 4443570684. Its totient is φ = 1128525824.

The previous prime is 2398117391. The next prime is 2398117489. The reversal of 2398117444 is 4447118932.

It can be written as a sum of positive squares in 2 ways, for example, as 1379231044 + 1018886400 = 37138^2 + 31920^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2398117444.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17633149 + ... + 17633284.

It is an arithmetic number, because the mean of its divisors is an integer number (370297557).

Almost surely, 2^2398117444 is an apocalyptic number.

It is an amenable number.

2398117444 is a deficient number, since it is larger than the sum of its proper divisors (2045453240).

2398117444 is a wasteful number, since it uses less digits than its factorization.

2398117444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35266454 (or 35266452 counting only the distinct ones).

The product of its digits is 193536, while the sum is 43.

The square root of 2398117444 is about 48970.5773296579. The cubic root of 2398117444 is about 1338.5157405333.

The spelling of 2398117444 in words is "two billion, three hundred ninety-eight million, one hundred seventeen thousand, four hundred forty-four".