2497499 has 2 divisors, whose sum is σ = 2497500. Its totient is φ = 2497498.

The previous prime is 2497489. The next prime is 2497511. The reversal of 2497499 is 9947942.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2497499 is a prime.

It is a Chen prime.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (2497489) 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 as a sum of consecutive naturals, namely, 1248749 + 1248750.

It is an arithmetic number, because the mean of its divisors is an integer number (1248750).

2^2497499 is an apocalyptic number.

2497499 is a deficient number, since it is larger than the sum of its proper divisors (1).

2497499 is an equidigital number, since it uses as much as digits as its factorization.

2497499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 163296, while the sum is 44.

The square root of 2497499 is about 1580.3477465419. The cubic root of 2497499 is about 135.6756073395.

The spelling of 2497499 in words is "two million, four hundred ninety-seven thousand, four hundred ninety-nine".