835380855 has 12 divisors (see below), whose sum is σ = 1447993560. Its totient is φ = 445536432.

The previous prime is 835380851. The next prime is 835380869. The reversal of 835380855 is 558083538.

It is not a de Polignac number, because 835380855 - 2² = 835380851 is a prime.

It is a super-2 number, since 2×835380855² = 1395722345801062050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 18564019 = 835380855 / (8 + 3 + 5 + 3 + 8 + 0 + 8 + 5 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 835380855.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (835380851) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9281965 + ... + 9282054.

It is an arithmetic number, because the mean of its divisors is an integer number (120666130).

Almost surely, 2^835380855 is an apocalyptic number.

835380855 is a deficient number, since it is larger than the sum of its proper divisors (612612705).

835380855 is a wasteful number, since it uses less digits than its factorization.

835380855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18564030 (or 18564027 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 45.

The square root of 835380855 is about 28902.9558177014. The cubic root of 835380855 is about 941.8061151809.

The spelling of 835380855 in words is "eight hundred thirty-five million, three hundred eighty thousand, eight hundred fifty-five".