867899353 has 4 divisors (see below), whose sum is σ = 870475060. Its totient is φ = 865323648.

The previous prime is 867899287. The next prime is 867899369. The reversal of 867899353 is 353998768.

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

It can be written as a sum of positive squares in 2 ways, for example, as 85969984 + 781929369 = 9272^2 + 27963^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-867899353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (867099353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1287348 + ... + 1288021.

It is an arithmetic number, because the mean of its divisors is an integer number (217618765).

Almost surely, 2^867899353 is an apocalyptic number.

It is an amenable number.

867899353 is a deficient number, since it is larger than the sum of its proper divisors (2575707).

867899353 is a wasteful number, since it uses less digits than its factorization.

867899353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2575706.

The product of its digits is 9797760, while the sum is 58.

The square root of 867899353 is about 29460.1315849064. The cubic root of 867899353 is about 953.8713136959.

The spelling of 867899353 in words is "eight hundred sixty-seven million, eight hundred ninety-nine thousand, three hundred fifty-three".