608638 has 8 divisors (see below), whose sum is σ = 916632. Its totient is φ = 303096.

The previous prime is 608633. The next prime is 608653. The reversal of 608638 is 836806.

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 (608633) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 256 + ... + 1132.

It is an arithmetic number, because the mean of its divisors is an integer number (114579).

2⁶⁰⁸⁶³⁸ is an apocalyptic number.

608638 is a deficient number, since it is larger than the sum of its proper divisors (307994).

608638 is a wasteful number, since it uses less digits than its factorization.

608638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1226.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 608638 is about 780.1525491851. The cubic root of 608638 is about 84.7460935133.

The spelling of 608638 in words is "six hundred eight thousand, six hundred thirty-eight".