855655934 has 48 divisors (see below), whose sum is σ = 1589725440. Its totient is φ = 343203840.

The previous prime is 855655921. The next prime is 855655943. The reversal of 855655934 is 439556558.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 316862 + ... + 319550.

It is an arithmetic number, because the mean of its divisors is an integer number (33119280).

Almost surely, 2^855655934 is an apocalyptic number.

855655934 is a deficient number, since it is larger than the sum of its proper divisors (734069506).

855655934 is a wasteful number, since it uses less digits than its factorization.

855655934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2913 (or 2906 counting only the distinct ones).

The product of its digits is 3240000, while the sum is 50.

The square root of 855655934 is about 29251.5971187899. The cubic root of 855655934 is about 949.3646477525.

The spelling of 855655934 in words is "eight hundred fifty-five million, six hundred fifty-five thousand, nine hundred thirty-four".