2137844590 has 16 divisors (see below), whose sum is σ = 4397851872. Its totient is φ = 732975264.

The previous prime is 2137844587. The next prime is 2137844647. The reversal of 2137844590 is 954487312.

It is a congruent number.

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, 15270249 + ... + 15270388.

It is an arithmetic number, because the mean of its divisors is an integer number (274865742).

Almost surely, 2^2137844590 is an apocalyptic number.

2137844590 is an abundant number, since it is smaller than the sum of its proper divisors (2260007282).

2137844590 is a wasteful number, since it uses less digits than its factorization.

2137844590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30540651.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 2137844590 is about 46236.8315307180. The cubic root of 2137844590 is about 1288.2259511103.

The spelling of 2137844590 in words is "two billion, one hundred thirty-seven million, eight hundred forty-four thousand, five hundred ninety".