1883421834 has 16 divisors (see below), whose sum is σ = 4304964288. Its totient is φ = 538120512.

The previous prime is 1883421821. The next prime is 1883421853. The reversal of 1883421834 is 4381243881.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 44843377 = 1883421834 / (1 + 8 + 8 + 3 + 4 + 2 + 1 + 8 + 3 + 4).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22421647 + ... + 22421730.

It is an arithmetic number, because the mean of its divisors is an integer number (269060268).

Almost surely, 2^1883421834 is an apocalyptic number.

1883421834 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1883421834 is an abundant number, since it is smaller than the sum of its proper divisors (2421542454).

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

1883421834 is a wasteful number, since it uses less digits than its factorization.

1883421834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44843389.

The product of its digits is 147456, while the sum is 42.

The square root of 1883421834 is about 43398.4081966148. The cubic root of 1883421834 is about 1234.9495046202.

The spelling of 1883421834 in words is "one billion, eight hundred eighty-three million, four hundred twenty-one thousand, eight hundred thirty-four".