2137704 has 16 divisors (see below), whose sum is σ = 5344320. Its totient is φ = 712560.

The previous prime is 2137697. The next prime is 2137717. The reversal of 2137704 is 4077312.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 89071 = 2137704 / (2 + 1 + 3 + 7 + 7 + 0 + 4).

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, 44512 + ... + 44559.

It is an arithmetic number, because the mean of its divisors is an integer number (334020).

2^2137704 is an apocalyptic number.

2137704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2137704 is an abundant number, since it is smaller than the sum of its proper divisors (3206616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2137704 is a wasteful number, since it uses less digits than its factorization.

2137704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89080 (or 89076 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 24.

The square root of 2137704 is about 1462.0889165848. The cubic root of 2137704 is about 128.8197711506.

The spelling of 2137704 in words is "two million, one hundred thirty-seven thousand, seven hundred four".