2490388 has 12 divisors (see below), whose sum is σ = 4459840. Its totient is φ = 1216152.

The previous prime is 2490377. The next prime is 2490391. The reversal of 2490388 is 8830942.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 2¹⁷ + 4⁹ + 9 + 0 + 3 + 8 + 8⁷ .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7068 + ... + 7411.

2^2490388 is an apocalyptic number.

It is an amenable number.

2490388 is a deficient number, since it is larger than the sum of its proper divisors (1969452).

2490388 is a wasteful number, since it uses less digits than its factorization.

2490388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14526 (or 14524 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 2490388 is about 1578.0963215216. The cubic root of 2490388 is about 135.5467175501.

The spelling of 2490388 in words is "two million, four hundred ninety thousand, three hundred eighty-eight".