2173922 has 8 divisors (see below), whose sum is σ = 3302400. Its totient is φ = 1073124.

The previous prime is 2173907. The next prime is 2173957. The reversal of 2173922 is 2293712.

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 = 2173891 and 2173900.

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, 6722 + ... + 7037.

It is an arithmetic number, because the mean of its divisors is an integer number (412800).

2^2173922 is an apocalyptic number.

2173922 is a deficient number, since it is larger than the sum of its proper divisors (1128478).

2173922 is a wasteful number, since it uses less digits than its factorization.

2173922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13840.

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

The square root of 2173922 is about 1474.4225988501. The cubic root of 2173922 is about 129.5432094447.

The spelling of 2173922 in words is "two million, one hundred seventy-three thousand, nine hundred twenty-two".