2137647244 has 6 divisors (see below), whose sum is σ = 3740882684. Its totient is φ = 1068823620.

The previous prime is 2137647227. The next prime is 2137647257. The reversal of 2137647244 is 4427467312.

It is a junction number, because it is equal to n+sod(n) for n = 2137647197 and 2137647206.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267205902 + ... + 267205909.

Almost surely, 2^2137647244 is an apocalyptic number.

It is an amenable number.

2137647244 is a deficient number, since it is larger than the sum of its proper divisors (1603235440).

2137647244 is a wasteful number, since it uses less digits than its factorization.

2137647244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534411815 (or 534411813 counting only the distinct ones).

The product of its digits is 225792, while the sum is 40.

The square root of 2137647244 is about 46234.6974035734. The cubic root of 2137647244 is about 1288.1863108635.

The spelling of 2137647244 in words is "two billion, one hundred thirty-seven million, six hundred forty-seven thousand, two hundred forty-four".