2499224 has 32 divisors (see below), whose sum is σ = 5769120. Its totient is φ = 988416.

The previous prime is 2499197. The next prime is 2499247. The reversal of 2499224 is 4229942.

It is a super-2 number, since 2×2499224² = 12492241204352, which contains 22 as substring.

It is a plaindrome in base 15.

It is a zygodrome in base 5.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 989 + ... + 2444.

It is an arithmetic number, because the mean of its divisors is an integer number (180285).

2^2499224 is an apocalyptic number.

It is an amenable number.

2499224 is an abundant number, since it is smaller than the sum of its proper divisors (3269896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2499224 is a wasteful number, since it uses less digits than its factorization.

2499224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3459 (or 3455 counting only the distinct ones).

The product of its digits is 10368, while the sum is 32.

The square root of 2499224 is about 1580.8934182923. The cubic root of 2499224 is about 135.7068367894.

The spelling of 2499224 in words is "two million, four hundred ninety-nine thousand, two hundred twenty-four".