888638 has 8 divisors (see below), whose sum is σ = 1364088. Its totient is φ = 433944.

The previous prime is 888637. The next prime is 888653. The reversal of 888638 is 836888.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 888595 and 888604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (888631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5081 + ... + 5252.

It is an arithmetic number, because the mean of its divisors is an integer number (170511).

2⁸⁸⁸⁶³⁸ is an apocalyptic number.

888638 is a deficient number, since it is larger than the sum of its proper divisors (475450).

888638 is a wasteful number, since it uses less digits than its factorization.

888638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10378.

The product of its digits is 73728, while the sum is 41.

The square root of 888638 is about 942.6759782661. The cubic root of 888638 is about 96.1409243928.

The spelling of 888638 in words is "eight hundred eighty-eight thousand, six hundred thirty-eight".