2492494 has 4 divisors (see below), whose sum is σ = 3738744. Its totient is φ = 1246246.

The previous prime is 2492461. The next prime is 2492509. The reversal of 2492494 is 4942942.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4942942 = 2 ⋅2471471.

It is a d-powerful number, because it can be written as 2¹¹ + 4 + 9⁴ + 2²¹ + 4⁸ + 9⁵ + 4⁹ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 623122 + ... + 623125.

It is an arithmetic number, because the mean of its divisors is an integer number (934686).

2^2492494 is an apocalyptic number.

2492494 is a deficient number, since it is larger than the sum of its proper divisors (1246250).

2492494 is a wasteful number, since it uses less digits than its factorization.

2492494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1246249.

The product of its digits is 20736, while the sum is 34.

The square root of 2492494 is about 1578.7634401645. The cubic root of 2492494 is about 135.5849152069.

The spelling of 2492494 in words is "two million, four hundred ninety-two thousand, four hundred ninety-four".