867625 has 16 divisors (see below), whose sum is σ = 1183104. Its totient is φ = 630000.

The previous prime is 867623. The next prime is 867631. The reversal of 867625 is 526768.

It is not a de Polignac number, because 867625 - 2¹ = 867623 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (867623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1060 + ... + 1690.

It is an arithmetic number, because the mean of its divisors is an integer number (73944).

2⁸⁶⁷⁶²⁵ is an apocalyptic number.

It is an amenable number.

867625 is a deficient number, since it is larger than the sum of its proper divisors (315479).

867625 is a wasteful number, since it uses less digits than its factorization.

867625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657 (or 647 counting only the distinct ones).

The product of its digits is 20160, while the sum is 34.

The square root of 867625 is about 931.4639016086. The cubic root of 867625 is about 95.3770793194.

The spelling of 867625 in words is "eight hundred sixty-seven thousand, six hundred twenty-five".