470638 has 8 divisors (see below), whose sum is σ = 806832. Its totient is φ = 201696.

The previous prime is 470627. The next prime is 470647. The reversal of 470638 is 836074.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16795 + ... + 16822.

It is an arithmetic number, because the mean of its divisors is an integer number (100854).

2⁴⁷⁰⁶³⁸ is an apocalyptic number.

470638 is a deficient number, since it is larger than the sum of its proper divisors (336194).

470638 is a wasteful number, since it uses less digits than its factorization.

470638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33626.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 470638 is about 686.0306115619. The cubic root of 470638 is about 77.7849654733.

The spelling of 470638 in words is "four hundred seventy thousand, six hundred thirty-eight".