476638 has 8 divisors (see below), whose sum is σ = 725832. Its totient is φ = 234696.

The previous prime is 476633. The next prime is 476639. The reversal of 476638 is 836674.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (476633) by changing a digit.

476638 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1645 + ... + 1912.

It is an arithmetic number, because the mean of its divisors is an integer number (90729).

2⁴⁷⁶⁶³⁸ is an apocalyptic number.

476638 is a deficient number, since it is larger than the sum of its proper divisors (249194).

476638 is a wasteful number, since it uses less digits than its factorization.

476638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3626.

The product of its digits is 24192, while the sum is 34.

The square root of 476638 is about 690.3897449992. The cubic root of 476638 is about 78.1141217920.

The spelling of 476638 in words is "four hundred seventy-six thousand, six hundred thirty-eight".