2137922 has 8 divisors (see below), whose sum is σ = 3213756. Its totient is φ = 1066672.

The previous prime is 2137921. The next prime is 2137931. The reversal of 2137922 is 2297312.

It can be written as a sum of positive squares in 2 ways, for example, as 1739761 + 398161 = 1319^2 + 631^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2137891 and 2137900.

It is not an unprimeable number, because it can be changed into a prime (2137921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 488 + ... + 2124.

2^2137922 is an apocalyptic number.

2137922 is a deficient number, since it is larger than the sum of its proper divisors (1075834).

2137922 is a wasteful number, since it uses less digits than its factorization.

2137922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2292.

The product of its digits is 1512, while the sum is 26.

The square root of 2137922 is about 1462.1634655537. The cubic root of 2137922 is about 128.8241499538.

The spelling of 2137922 in words is "two million, one hundred thirty-seven thousand, nine hundred twenty-two".