1834020856 has 32 divisors (see below), whose sum is σ = 3536855280. Its totient is φ = 891040000.

The previous prime is 1834020833. The next prime is 1834020857. The reversal of 1834020856 is 6580204381.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1834020857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71190 + ... + 93466.

Almost surely, 2^1834020856 is an apocalyptic number.

It is an amenable number.

1834020856 is a deficient number, since it is larger than the sum of its proper divisors (1702834424).

1834020856 is a wasteful number, since it uses less digits than its factorization.

1834020856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22575 (or 22571 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 1834020856 is about 42825.4697113762. The cubic root of 1834020856 is about 1224.0563841912.

The spelling of 1834020856 in words is "one billion, eight hundred thirty-four million, twenty thousand, eight hundred fifty-six".