867953 has 4 divisors (see below), whose sum is σ = 875748. Its totient is φ = 860160.

The previous prime is 867947. The next prime is 867959. The reversal of 867953 is 359768.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (867947) and next prime (867959).

It can be written as a sum of positive squares in 2 ways, for example, as 247009 + 620944 = 497^2 + 788^2 .

It is a cyclic number.

It is not a de Polignac number, because 867953 - 2¹⁴ = 851569 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (867959) 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, 3728 + ... + 3953.

It is an arithmetic number, because the mean of its divisors is an integer number (218937).

2⁸⁶⁷⁹⁵³ is an apocalyptic number.

It is an amenable number.

867953 is a deficient number, since it is larger than the sum of its proper divisors (7795).

867953 is a wasteful number, since it uses less digits than its factorization.

867953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7794.

The product of its digits is 45360, while the sum is 38.

The square root of 867953 is about 931.6399519128. The cubic root of 867953 is about 95.3890967004.

The spelling of 867953 in words is "eight hundred sixty-seven thousand, nine hundred fifty-three".