2494537 has 2 divisors, whose sum is σ = 2494538. Its totient is φ = 2494536.

The previous prime is 2494523. The next prime is 2494543. The reversal of 2494537 is 7354942.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2493241 + 1296 = 1579^2 + 36^2 .

It is a cyclic number.

It is not a de Polignac number, because 2494537 - 2¹⁵ = 2461769 is a prime.

It is equal to p₁₈₂₆₉₈ and since 2494537 and 182698 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (2494507) 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 as a sum of consecutive naturals, namely, 1247268 + 1247269.

It is an arithmetic number, because the mean of its divisors is an integer number (1247269).

2^2494537 is an apocalyptic number.

It is an amenable number.

2494537 is a deficient number, since it is larger than the sum of its proper divisors (1).

2494537 is an equidigital number, since it uses as much as digits as its factorization.

2494537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 34.

The square root of 2494537 is about 1579.4103330041. The cubic root of 2494537 is about 135.6219496436.

The spelling of 2494537 in words is "two million, four hundred ninety-four thousand, five hundred thirty-seven".