468638 has 4 divisors (see below), whose sum is σ = 702960. Its totient is φ = 234318.

The previous prime is 468623. The next prime is 468641. The reversal of 468638 is 836864.

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

It is a junction number, because it is equal to n+sod(n) for n = 468598 and 468607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117158 + ... + 117161.

It is an arithmetic number, because the mean of its divisors is an integer number (175740).

2⁴⁶⁸⁶³⁸ is an apocalyptic number.

468638 is a deficient number, since it is larger than the sum of its proper divisors (234322).

468638 is a wasteful number, since it uses less digits than its factorization.

468638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234321.

The product of its digits is 27648, while the sum is 35.

The square root of 468638 is about 684.5713987598. The cubic root of 468638 is about 77.6746253109.

The spelling of 468638 in words is "four hundred sixty-eight thousand, six hundred thirty-eight".