2499388 has 6 divisors (see below), whose sum is σ = 4373936. Its totient is φ = 1249692.

The previous prime is 2499383. The next prime is 2499389. The reversal of 2499388 is 8839942.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2499383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312420 + ... + 312427.

2^2499388 is an apocalyptic number.

It is an amenable number.

2499388 is a deficient number, since it is larger than the sum of its proper divisors (1874548).

2499388 is a wasteful number, since it uses less digits than its factorization.

2499388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624851 (or 624849 counting only the distinct ones).

The product of its digits is 124416, while the sum is 43.

The square root of 2499388 is about 1580.9452868458. The cubic root of 2499388 is about 135.7098051020.

The spelling of 2499388 in words is "two million, four hundred ninety-nine thousand, three hundred eighty-eight".