4012458 has 32 divisors (see below), whose sum is σ = 8600640. Its totient is φ = 1244160.

The previous prime is 4012457. The next prime is 4012483. The reversal of 4012458 is 8542104.

It is not an unprimeable number, because it can be changed into a prime (4012451) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 6666 + ... + 7242.

It is an arithmetic number, because the mean of its divisors is an integer number (268770).

Almost surely, 2^4012458 is an apocalyptic number.

4012458 is an abundant number, since it is smaller than the sum of its proper divisors (4588182).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4012458 is a wasteful number, since it uses less digits than its factorization.

4012458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662.

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 4012458 is about 2003.1120787415. The cubic root of 4012458 is about 158.9047330896.

The spelling of 4012458 in words is "four million, twelve thousand, four hundred fifty-eight".