2490590 has 8 divisors (see below), whose sum is σ = 4483080. Its totient is φ = 996232.

The previous prime is 2490589. The next prime is 2490599. The reversal of 2490590 is 950942.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2490599) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124520 + ... + 124539.

It is an arithmetic number, because the mean of its divisors is an integer number (560385).

2^2490590 is an apocalyptic number.

2490590 is a deficient number, since it is larger than the sum of its proper divisors (1992490).

2490590 is a wasteful number, since it uses less digits than its factorization.

2490590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249066.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 2490590 is about 1578.1603213869. The cubic root of 2490590 is about 135.5503822665.

The spelling of 2490590 in words is "two million, four hundred ninety thousand, five hundred ninety".