2372689 has 6 divisors (see below), whose sum is σ = 2608130. Its totient is φ = 2156880.

The previous prime is 2372687. The next prime is 2372731. The reversal of 2372689 is 9862732.

It can be written as a sum of positive squares in only one way, i.e., 2371600 + 1089 = 1540^2 + 33^2 .

It is not a de Polignac number, because 2372689 - 2¹ = 2372687 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2372681) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9684 + ... + 9925.

2^2372689 is an apocalyptic number.

It is an amenable number.

2372689 is a deficient number, since it is larger than the sum of its proper divisors (235441).

2372689 is a wasteful number, since it uses less digits than its factorization.

2372689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19631 (or 19620 counting only the distinct ones).

The product of its digits is 36288, while the sum is 37.

The square root of 2372689 is about 1540.3535308493. The cubic root of 2372689 is about 133.3767934715.

It can be divided in two parts, 237 and 2689, that added together give a triangular number (2926 = T₇₆).

The spelling of 2372689 in words is "two million, three hundred seventy-two thousand, six hundred eighty-nine".