459878 has 4 divisors (see below), whose sum is σ = 689820. Its totient is φ = 229938.

The previous prime is 459847. The next prime is 459883. The reversal of 459878 is 878954.

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

It is a super-2 number, since 2×459878² = 422975549768, which contains 22 as substring.

It is a Curzon number.

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, 114968 + ... + 114971.

It is an arithmetic number, because the mean of its divisors is an integer number (172455).

2⁴⁵⁹⁸⁷⁸ is an apocalyptic number.

459878 is a deficient number, since it is larger than the sum of its proper divisors (229942).

459878 is a wasteful number, since it uses less digits than its factorization.

459878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229941.

The product of its digits is 80640, while the sum is 41.

The square root of 459878 is about 678.1430527551. The cubic root of 459878 is about 77.1876012554.

The spelling of 459878 in words is "four hundred fifty-nine thousand, eight hundred seventy-eight".