633842 has 16 divisors (see below), whose sum is σ = 1060992. Its totient is φ = 281520.

The previous prime is 633833. The next prime is 633877. The reversal of 633842 is 248336.

It is a d-powerful number, because it can be written as 6⁶ + 3⁸ + 8⁵ + 3¹² + 4⁷ + 2⁵ .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 728 + ... + 1340.

It is an arithmetic number, because the mean of its divisors is an integer number (66312).

2⁶³³⁸⁴² is an apocalyptic number.

633842 is a deficient number, since it is larger than the sum of its proper divisors (427150).

633842 is a wasteful number, since it uses less digits than its factorization.

633842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673.

The product of its digits is 3456, while the sum is 26.

The square root of 633842 is about 796.1419471426. The cubic root of 633842 is about 85.9001003322.

The spelling of 633842 in words is "six hundred thirty-three thousand, eight hundred forty-two".