2140402244 has 24 divisors (see below), whose sum is σ = 3821126400. Its totient is φ = 1048702304.

The previous prime is 2140402219. The next prime is 2140402261. The reversal of 2140402244 is 4422040412.

It is a super-2 number, since 2×2140402244² = 9162643532240471072, which contains 22 as substring.

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, 177107 + ... + 188805.

It is an arithmetic number, because the mean of its divisors is an integer number (159213600).

Almost surely, 2^2140402244 is an apocalyptic number.

It is an amenable number.

2140402244 is a deficient number, since it is larger than the sum of its proper divisors (1680724156).

2140402244 is a wasteful number, since it uses less digits than its factorization.

2140402244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12619 (or 12617 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 2140402244 is about 46264.4814517574. The cubic root of 2140402244 is about 1288.7394781765.

Adding to 2140402244 its reverse (4422040412), we get a palindrome (6562442656).

The spelling of 2140402244 in words is "two billion, one hundred forty million, four hundred two thousand, two hundred forty-four".