4042458 has 24 divisors (see below), whose sum is σ = 10010208. Its totient is φ = 1154952.

The previous prime is 4042433. The next prime is 4042463. The reversal of 4042458 is 8542404.

It is an Ulam number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15916 + ... + 16167.

It is an arithmetic number, because the mean of its divisors is an integer number (417092).

Almost surely, 2^4042458 is an apocalyptic number.

4042458 is an abundant number, since it is smaller than the sum of its proper divisors (5967750).

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

4042458 is a wasteful number, since it uses less digits than its factorization.

4042458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32098 (or 32095 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

The square root of 4042458 is about 2010.5864816018. The cubic root of 4042458 is about 159.2997785743.

The spelling of 4042458 in words is "four million, forty-two thousand, four hundred fifty-eight".