855264031 has 8 divisors (see below), whose sum is σ = 864721440. Its totient is φ = 845836128.

The previous prime is 855264019. The next prime is 855264071. The reversal of 855264031 is 130462558.

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

It is a cyclic number.

It is not a de Polignac number, because 855264031 - 2¹⁵ = 855231263 is a prime.

It is a super-2 number, since 2×855264031² = 1462953125444737922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (855264071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53670 + ... + 67756.

It is an arithmetic number, because the mean of its divisors is an integer number (108090180).

Almost surely, 2^855264031 is an apocalyptic number.

855264031 is a deficient number, since it is larger than the sum of its proper divisors (9457409).

855264031 is a wasteful number, since it uses less digits than its factorization.

855264031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14753.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 855264031 is about 29244.8975207642. The cubic root of 855264031 is about 949.2196846289.

The spelling of 855264031 in words is "eight hundred fifty-five million, two hundred sixty-four thousand, thirty-one".