496638 has 32 divisors (see below), whose sum is σ = 1170720. Its totient is φ = 155520.

The previous prime is 496631. The next prime is 496669. The reversal of 496638 is 836694.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (496631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 648 + ... + 1188.

It is an arithmetic number, because the mean of its divisors is an integer number (36585).

2⁴⁹⁶⁶³⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 496638, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (585360).

496638 is an abundant number, since it is smaller than the sum of its proper divisors (674082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

496638 is a wasteful number, since it uses less digits than its factorization.

496638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569 (or 563 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 496638 is about 704.7254784666. The cubic root of 496638 is about 79.1917576363.

The spelling of 496638 in words is "four hundred ninety-six thousand, six hundred thirty-eight".