2499497 has 24 divisors (see below), whose sum is σ = 3396288. Its totient is φ = 1789920.

The previous prime is 2499463. The next prime is 2499509. The reversal of 2499497 is 7949942.

It is not a de Polignac number, because 2499497 - 2¹⁴ = 2483113 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2499457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10898 + ... + 11124.

It is an arithmetic number, because the mean of its divisors is an integer number (141512).

2^2499497 is an apocalyptic number.

It is an amenable number.

2499497 is a deficient number, since it is larger than the sum of its proper divisors (896791).

2499497 is a wasteful number, since it uses less digits than its factorization.

2499497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269 (or 258 counting only the distinct ones).

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

The square root of 2499497 is about 1580.9797595162. The cubic root of 2499497 is about 135.7117778721.

The spelling of 2499497 in words is "two million, four hundred ninety-nine thousand, four hundred ninety-seven".