867800485 has 8 divisors (see below), whose sum is σ = 1041619320. Its totient is φ = 694067904.

The previous prime is 867800467. The next prime is 867800489. The reversal of 867800485 is 584008768.

It can be written as a sum of positive squares in 4 ways, for example, as 116273089 + 751527396 = 10783^2 + 27414^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-867800485 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867800489) 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 7 ways as a sum of consecutive naturals, for example, 3151 + ... + 41779.

It is an arithmetic number, because the mean of its divisors is an integer number (130202415).

Almost surely, 2^867800485 is an apocalyptic number.

It is an amenable number.

867800485 is a deficient number, since it is larger than the sum of its proper divisors (173818835).

867800485 is a wasteful number, since it uses less digits than its factorization.

867800485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43127.

The product of its (nonzero) digits is 430080, while the sum is 46.

The square root of 867800485 is about 29458.4535405374. The cubic root of 867800485 is about 953.8350917807.

The spelling of 867800485 in words is "eight hundred sixty-seven million, eight hundred thousand, four hundred eighty-five".