867235252 has 12 divisors (see below), whose sum is σ = 1634404996. Its totient is φ = 400262400.

The previous prime is 867235241. The next prime is 867235253. The reversal of 867235252 is 252532768.

It can be written as a sum of positive squares in 2 ways, for example, as 178382736 + 688852516 = 13356^2 + 26246^2 .

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867235253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8338749 + ... + 8338852.

Almost surely, 2^867235252 is an apocalyptic number.

It is an amenable number.

867235252 is a deficient number, since it is larger than the sum of its proper divisors (767169744).

867235252 is a wasteful number, since it uses less digits than its factorization.

867235252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16677618 (or 16677616 counting only the distinct ones).

The product of its digits is 201600, while the sum is 40.

The square root of 867235252 is about 29448.8582461188. The cubic root of 867235252 is about 953.6279565476.

The spelling of 867235252 in words is "eight hundred sixty-seven million, two hundred thirty-five thousand, two hundred fifty-two".