2392509 has 16 divisors (see below), whose sum is σ = 3709440. Its totient is φ = 1343280.

The previous prime is 2392501. The next prime is 2392517. The reversal of 2392509 is 9052932.

It is an interprime number because it is at equal distance from previous prime (2392501) and next prime (2392517).

It is not a de Polignac number, because 2392509 - 2³ = 2392501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2392501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274 + ... + 2204.

It is an arithmetic number, because the mean of its divisors is an integer number (231840).

2^2392509 is an apocalyptic number.

It is an amenable number.

2392509 is a deficient number, since it is larger than the sum of its proper divisors (1316931).

2392509 is a wasteful number, since it uses less digits than its factorization.

2392509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000.

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 2392509 is about 1546.7737391099. The cubic root of 2392509 is about 133.7471469971.

The spelling of 2392509 in words is "two million, three hundred ninety-two thousand, five hundred nine".