2392609 has 4 divisors (see below), whose sum is σ = 2407104. Its totient is φ = 2378116.

The previous prime is 2392591. The next prime is 2392619. The reversal of 2392609 is 9062932.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2392609 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2392619) 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, 6997 + ... + 7330.

It is an arithmetic number, because the mean of its divisors is an integer number (601776).

2^2392609 is an apocalyptic number.

It is an amenable number.

2392609 is a deficient number, since it is larger than the sum of its proper divisors (14495).

2392609 is a wasteful number, since it uses less digits than its factorization.

2392609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14494.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 2392609 is about 1546.8060641205. The cubic root of 2392609 is about 133.7490103866.

Subtracting from 2392609 its sum of digits (31), we obtain a triangular number (2392578 = T₂₁₈₇).

The spelling of 2392609 in words is "two million, three hundred ninety-two thousand, six hundred nine".