2444990 has 16 divisors (see below), whose sum is σ = 4553280. Its totient is φ = 944160.

The previous prime is 2444983. The next prime is 2445011. The reversal of 2444990 is 994442.

It is a super-2 number, since 2×2444990² = 11955952200200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3926 + ... + 4505.

It is an arithmetic number, because the mean of its divisors is an integer number (284580).

2^2444990 is an apocalyptic number.

2444990 is a deficient number, since it is larger than the sum of its proper divisors (2108290).

2444990 is a wasteful number, since it uses less digits than its factorization.

2444990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8467.

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

The square root of 2444990 is about 1563.6463794605. The cubic root of 2444990 is about 134.7180214008.

The spelling of 2444990 in words is "two million, four hundred forty-four thousand, nine hundred ninety".