634167 has 12 divisors (see below), whose sum is σ = 945984. Its totient is φ = 408960.

The previous prime is 634159. The next prime is 634169. The reversal of 634167 is 761436.

634167 is nontrivially palindromic in base 15.

It is not a de Polignac number, because 634167 - 2³ = 634159 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 634167.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634169) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 858 + ... + 1415.

It is an arithmetic number, because the mean of its divisors is an integer number (78832).

2⁶³⁴¹⁶⁷ is an apocalyptic number.

634167 is a deficient number, since it is larger than the sum of its proper divisors (311817).

634167 is a wasteful number, since it uses less digits than its factorization.

634167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2310 (or 2307 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 634167 is about 796.3460303160. The cubic root of 634167 is about 85.9147794702.

The spelling of 634167 in words is "six hundred thirty-four thousand, one hundred sixty-seven".