2494457 has 4 divisors (see below), whose sum is σ = 2850816. Its totient is φ = 2138100.

The previous prime is 2494451. The next prime is 2494463. The reversal of 2494457 is 7544942.

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 an interprime number because it is at equal distance from previous prime (2494451) and next prime (2494463).

It is a cyclic number.

It is not a de Polignac number, because 2494457 - 2⁴ = 2494441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2494451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178169 + ... + 178182.

It is an arithmetic number, because the mean of its divisors is an integer number (712704).

2^2494457 is an apocalyptic number.

It is an amenable number.

2494457 is a deficient number, since it is larger than the sum of its proper divisors (356359).

2494457 is an equidigital number, since it uses as much as digits as its factorization.

2494457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356358.

The product of its digits is 40320, while the sum is 35.

The square root of 2494457 is about 1579.3850068935. The cubic root of 2494457 is about 135.6204998259.

The spelling of 2494457 in words is "two million, four hundred ninety-four thousand, four hundred fifty-seven".