2499090 has 32 divisors (see below), whose sum is σ = 6543936. Its totient is φ = 605760.

The previous prime is 2499083. The next prime is 2499103. The reversal of 2499090 is 909942.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 3457 + ... + 4116.

It is an arithmetic number, because the mean of its divisors is an integer number (204498).

2^2499090 is an apocalyptic number.

2499090 is an abundant number, since it is smaller than the sum of its proper divisors (4044846).

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

2499090 is a wasteful number, since it uses less digits than its factorization.

2499090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7594.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 2499090 is about 1580.8510366255. The cubic root of 2499090 is about 135.7044113644.

It can be divided in two parts, 249 and 9090, that added together give a palindrome (9339).

The spelling of 2499090 in words is "two million, four hundred ninety-nine thousand, ninety".