459138844 has 6 divisors (see below), whose sum is σ = 803492984. Its totient is φ = 229569420.

The previous prime is 459138793. The next prime is 459138851. The reversal of 459138844 is 448831954.

It is a junction number, because it is equal to n+sod(n) for n = 459138794 and 459138803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57392352 + ... + 57392359.

Almost surely, 2^459138844 is an apocalyptic number.

It is an amenable number.

459138844 is a deficient number, since it is larger than the sum of its proper divisors (344354140).

459138844 is a wasteful number, since it uses less digits than its factorization.

459138844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114784715 (or 114784713 counting only the distinct ones).

The product of its digits is 552960, while the sum is 46.

The square root of 459138844 is about 21427.5253820874. The cubic root of 459138844 is about 771.4622486637.

The spelling of 459138844 in words is "four hundred fifty-nine million, one hundred thirty-eight thousand, eight hundred forty-four".