2172374 has 8 divisors (see below), whose sum is σ = 3272808. Its totient is φ = 1081440.

The previous prime is 2172371. The next prime is 2172383. The reversal of 2172374 is 4732712.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2172371) 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, 1772 + ... + 2735.

It is an arithmetic number, because the mean of its divisors is an integer number (409101).

2^2172374 is an apocalyptic number.

2172374 is a deficient number, since it is larger than the sum of its proper divisors (1100434).

2172374 is a wasteful number, since it uses less digits than its factorization.

2172374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4750.

The product of its digits is 2352, while the sum is 26.

The square root of 2172374 is about 1473.8975541061. The cubic root of 2172374 is about 129.5124538939.

The spelling of 2172374 in words is "two million, one hundred seventy-two thousand, three hundred seventy-four".