2492609 has 8 divisors (see below), whose sum is σ = 2878848. Its totient is φ = 2113920.

The previous prime is 2492603. The next prime is 2492657. The reversal of 2492609 is 9062942.

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

It is a cyclic number.

It is not a de Polignac number, because 2492609 - 2⁴ = 2492593 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2492603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1157 + ... + 2514.

It is an arithmetic number, because the mean of its divisors is an integer number (359856).

2^2492609 is an apocalyptic number.

It is an amenable number.

2492609 is a deficient number, since it is larger than the sum of its proper divisors (386239).

2492609 is an equidigital number, since it uses as much as digits as its factorization.

2492609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3775.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 2492609 is about 1578.7998606537. The cubic root of 2492609 is about 135.5870004042.

The spelling of 2492609 in words is "two million, four hundred ninety-two thousand, six hundred nine".