1833734538 has 40 divisors (see below), whose sum is σ = 4113283680. Its totient is φ = 610596360.

The previous prime is 1833734519. The next prime is 1833734549. The reversal of 1833734538 is 8354373381.

1833734538 is a `hidden beast` number, since 1 + 83 + 3 + 7 + 34 + 538 = 666.

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 junction number, because it is equal to n+sod(n) for n = 1833734493 and 1833734502.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 161533 + ... + 172511.

It is an arithmetic number, because the mean of its divisors is an integer number (102832092).

Almost surely, 2^1833734538 is an apocalyptic number.

1833734538 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1833734538 is an abundant number, since it is smaller than the sum of its proper divisors (2279549142).

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

1833734538 is a wasteful number, since it uses less digits than its factorization.

1833734538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12024 (or 12015 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The square root of 1833734538 is about 42822.1267337343. The cubic root of 1833734538 is about 1223.9926830589.

The spelling of 1833734538 in words is "one billion, eight hundred thirty-three million, seven hundred thirty-four thousand, five hundred thirty-eight".