2239946312 has 36 divisors (see below), whose sum is σ = 4357268955. Its totient is φ = 1079479296.

The previous prime is 2239946297. The next prime is 2239946327. The reversal of 2239946312 is 2136499322.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is an interprime number because it is at equal distance from previous prime (2239946297) and next prime (2239946327).

It can be written as a sum of positive squares in 5 ways, for example, as 2232184516 + 7761796 = 47246^2 + 2786^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=33466.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2239946312.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3881768 + ... + 3882344.

Almost surely, 2^2239946312 is an apocalyptic number.

It is an amenable number.

2239946312 is a deficient number, since it is larger than the sum of its proper divisors (2117322643).

2239946312 is an frugal number, since it uses more digits than its factorization.

2239946312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1218 (or 608 counting only the distinct ones).

The product of its digits is 139968, while the sum is 41.

The square root of 2239946312 is about 47328.0710783780. The cubic root of 2239946312 is about 1308.4160705986.

The spelling of 2239946312 in words is "two billion, two hundred thirty-nine million, nine hundred forty-six thousand, three hundred twelve".