867157 has 4 divisors (see below), whose sum is σ = 875680. Its totient is φ = 858636.

The previous prime is 867151. The next prime is 867161. The reversal of 867157 is 751768.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 867157 - 2¹⁹ = 342869 is a prime.

It is a super-2 number, since 2×867157² = 1503922525298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867151) 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, 4107 + ... + 4312.

It is an arithmetic number, because the mean of its divisors is an integer number (218920).

2⁸⁶⁷¹⁵⁷ is an apocalyptic number.

It is an amenable number.

867157 is a deficient number, since it is larger than the sum of its proper divisors (8523).

867157 is a wasteful number, since it uses less digits than its factorization.

867157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8522.

The product of its digits is 11760, while the sum is 34.

The square root of 867157 is about 931.2126502577. The cubic root of 867157 is about 95.3599273235.

It can be divided in two parts, 867 and 157, that added together give a 10-th power (1024 = 2¹⁰).

The spelling of 867157 in words is "eight hundred sixty-seven thousand, one hundred fifty-seven".