438662 has 8 divisors (see below), whose sum is σ = 752016. Its totient is φ = 187992.

The previous prime is 438661. The next prime is 438667. The reversal of 438662 is 266834.

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 (438661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15653 + ... + 15680.

It is an arithmetic number, because the mean of its divisors is an integer number (94002).

2⁴³⁸⁶⁶² is an apocalyptic number.

438662 is a deficient number, since it is larger than the sum of its proper divisors (313354).

438662 is a wasteful number, since it uses less digits than its factorization.

438662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31342.

The product of its digits is 6912, while the sum is 29.

The square root of 438662 is about 662.3156347241. The cubic root of 438662 is about 75.9818747173.

The spelling of 438662 in words is "four hundred thirty-eight thousand, six hundred sixty-two".