867522340 has 48 divisors (see below), whose sum is σ = 1845153072. Its totient is φ = 342590976.

The previous prime is 867522323. The next prime is 867522343. The reversal of 867522340 is 43225768.

It can be written as a sum of positive squares in 8 ways, for example, as 8328996 + 859193344 = 2886^2 + 29312^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 867522340.

It is not an unprimeable number, because it can be changed into a prime (867522343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 542422 + ... + 544018.

It is an arithmetic number, because the mean of its divisors is an integer number (38440689).

Almost surely, 2^867522340 is an apocalyptic number.

It is an amenable number.

867522340 is an abundant number, since it is smaller than the sum of its proper divisors (977630732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

867522340 is a wasteful number, since it uses less digits than its factorization.

867522340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1936 (or 1934 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 867522340 is about 29453.7321913540. The cubic root of 867522340 is about 953.7331740334.

The spelling of 867522340 in words is "eight hundred sixty-seven million, five hundred twenty-two thousand, three hundred forty".