1834789338 has 24 divisors (see below), whose sum is σ = 4016363988. Its totient is φ = 605290752.

The previous prime is 1834789309. The next prime is 1834789349. The reversal of 1834789338 is 8339874381.

1834789338 is a `hidden beast` number, since 1 + 83 + 478 + 93 + 3 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1832439249 + 2350089 = 42807^2 + 1533^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 523681 + ... + 527172.

Almost surely, 2^1834789338 is an apocalyptic number.

1834789338 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1834789338 is an abundant number, since it is smaller than the sum of its proper divisors (2181574650).

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

1834789338 is a wasteful number, since it uses less digits than its factorization.

1834789338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050958 (or 1050955 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 54.

The square root of 1834789338 is about 42834.4410258848. The cubic root of 1834789338 is about 1224.2273262575.

The spelling of 1834789338 in words is "one billion, eight hundred thirty-four million, seven hundred eighty-nine thousand, three hundred thirty-eight".