1840423682 has 16 divisors (see below), whose sum is σ = 2780749440. Its totient is φ = 913527552.

The previous prime is 1840423681. The next prime is 1840423751. The reversal of 1840423682 is 2863240481.

It is not an unprimeable number, because it can be changed into a prime (1840423681) 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, 189419 + ... + 198897.

It is an arithmetic number, because the mean of its divisors is an integer number (173796840).

Almost surely, 2^1840423682 is an apocalyptic number.

1840423682 is a deficient number, since it is larger than the sum of its proper divisors (940325758).

1840423682 is a wasteful number, since it uses less digits than its factorization.

1840423682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10177.

The product of its (nonzero) digits is 73728, while the sum is 38.

The square root of 1840423682 is about 42900.1594635731. The cubic root of 1840423682 is about 1225.4791810205.

The spelling of 1840423682 in words is "one billion, eight hundred forty million, four hundred twenty-three thousand, six hundred eighty-two".