2494709 has 4 divisors (see below), whose sum is σ = 2851104. Its totient is φ = 2138316.

The previous prime is 2494703. The next prime is 2494711. The reversal of 2494709 is 9074942.

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 not a de Polignac number, because 2494709 - 2⁴ = 2494693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2494703) 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, 178187 + ... + 178200.

It is an arithmetic number, because the mean of its divisors is an integer number (712776).

2^2494709 is an apocalyptic number.

It is an amenable number.

2494709 is a deficient number, since it is larger than the sum of its proper divisors (356395).

2494709 is an equidigital number, since it uses as much as digits as its factorization.

2494709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356394.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 2494709 is about 1579.4647827666. The cubic root of 2494709 is about 135.6250666468.

The spelling of 2494709 in words is "two million, four hundred ninety-four thousand, seven hundred nine".