855479327 has 4 divisors (see below), whose sum is σ = 855556416. Its totient is φ = 855402240.

The previous prime is 855479243. The next prime is 855479333. The reversal of 855479327 is 723974558.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 855479327 - 2¹⁸ = 855217183 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 (855479827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18383 + ... + 45264.

It is an arithmetic number, because the mean of its divisors is an integer number (213889104).

Almost surely, 2^855479327 is an apocalyptic number.

855479327 is a deficient number, since it is larger than the sum of its proper divisors (77089).

855479327 is a wasteful number, since it uses less digits than its factorization.

855479327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77088.

The product of its digits is 2116800, while the sum is 50.

The square root of 855479327 is about 29248.5782047607. The cubic root of 855479327 is about 949.2993271128.

The spelling of 855479327 in words is "eight hundred fifty-five million, four hundred seventy-nine thousand, three hundred twenty-seven".