855607359 has 4 divisors (see below), whose sum is σ = 1140809816. Its totient is φ = 570404904.

The previous prime is 855607349. The next prime is 855607391. The reversal of 855607359 is 953706558.

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

It is not a de Polignac number, because 855607359 - 2⁴ = 855607343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (855607309) 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, 142601224 + ... + 142601229.

It is an arithmetic number, because the mean of its divisors is an integer number (285202454).

Almost surely, 2^855607359 is an apocalyptic number.

855607359 is a deficient number, since it is larger than the sum of its proper divisors (285202457).

855607359 is a wasteful number, since it uses less digits than its factorization.

855607359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285202456.

The product of its (nonzero) digits is 1134000, while the sum is 48.

The square root of 855607359 is about 29250.7668104616. The cubic root of 855607359 is about 949.3466824861.

The spelling of 855607359 in words is "eight hundred fifty-five million, six hundred seven thousand, three hundred fifty-nine".