458518042 has 4 divisors (see below), whose sum is σ = 687777066. Its totient is φ = 229259020.

The previous prime is 458518007. The next prime is 458518061. The reversal of 458518042 is 240815854.

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

It can be written as a sum of positive squares in only one way, i.e., 366760801 + 91757241 = 19151^2 + 9579^2 .

It is a junction number, because it is equal to n+sod(n) for n = 458517992 and 458518010.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114629509 + ... + 114629512.

Almost surely, 2^458518042 is an apocalyptic number.

458518042 is a deficient number, since it is larger than the sum of its proper divisors (229259024).

458518042 is a wasteful number, since it uses less digits than its factorization.

458518042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229259023.

The product of its (nonzero) digits is 51200, while the sum is 37.

The square root of 458518042 is about 21413.0343949661. The cubic root of 458518042 is about 771.1143935960.

The spelling of 458518042 in words is "four hundred fifty-eight million, five hundred eighteen thousand, forty-two".