2043458 has 16 divisors (see below), whose sum is σ = 3303936. Its totient is φ = 945120.

The previous prime is 2043449. The next prime is 2043467. The reversal of 2043458 is 8543402.

It is an interprime number because it is at equal distance from previous prime (2043449) and next prime (2043467).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 710 + ... + 2142.

It is an arithmetic number, because the mean of its divisors is an integer number (206496).

2^2043458 is an apocalyptic number.

2043458 is a deficient number, since it is larger than the sum of its proper divisors (1260478).

2043458 is a wasteful number, since it uses less digits than its factorization.

2043458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1489.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 2043458 is about 1429.4957152786. The cubic root of 2043458 is about 126.8981347800.

The spelling of 2043458 in words is "two million, forty-three thousand, four hundred fifty-eight".