2490758 has 4 divisors (see below), whose sum is σ = 3736140. Its totient is φ = 1245378.

The previous prime is 2490743. The next prime is 2490769. The reversal of 2490758 is 8570942.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent 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 as a sum of consecutive naturals, namely, 622688 + ... + 622691.

It is an arithmetic number, because the mean of its divisors is an integer number (934035).

2^2490758 is an apocalyptic number.

2490758 is a deficient number, since it is larger than the sum of its proper divisors (1245382).

2490758 is a wasteful number, since it uses less digits than its factorization.

2490758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245381.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 2490758 is about 1578.2135470208. The cubic root of 2490758 is about 135.5534299984.

The spelling of 2490758 in words is "two million, four hundred ninety thousand, seven hundred fifty-eight".