2040758 has 4 divisors (see below), whose sum is σ = 3061140. Its totient is φ = 1020378.

The previous prime is 2040749. The next prime is 2040769. The reversal of 2040758 is 8570402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8570402 = 2 ⋅4285201.

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 as a sum of consecutive naturals, namely, 510188 + ... + 510191.

It is an arithmetic number, because the mean of its divisors is an integer number (765285).

2^2040758 is an apocalyptic number.

2040758 is a deficient number, since it is larger than the sum of its proper divisors (1020382).

2040758 is a wasteful number, since it uses less digits than its factorization.

2040758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020381.

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 2040758 is about 1428.5510141399. The cubic root of 2040758 is about 126.8422204138.

The spelling of 2040758 in words is "two million, forty thousand, seven hundred fifty-eight".