855980334 has 48 divisors (see below), whose sum is σ = 2050976304. Its totient is φ = 255830400.

The previous prime is 855980303. The next prime is 855980383. The reversal of 855980334 is 433089558.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 855980334.

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, 15157 + ... + 44064.

It is an arithmetic number, because the mean of its divisors is an integer number (42728673).

Almost surely, 2^855980334 is an apocalyptic number.

855980334 is an abundant number, since it is smaller than the sum of its proper divisors (1194995970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

855980334 is a wasteful number, since it uses less digits than its factorization.

855980334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59313 (or 59310 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 855980334 is about 29257.1415897042. The cubic root of 855980334 is about 949.4846083455.

It can be divided in two parts, 855 and 980334, that added together give a palindrome (981189).

The spelling of 855980334 in words is "eight hundred fifty-five million, nine hundred eighty thousand, three hundred thirty-four".