1794982138 has 16 divisors (see below), whose sum is σ = 2729376000. Its totient is φ = 885262816.

The previous prime is 1794982127. The next prime is 1794982151. The reversal of 1794982138 is 8312894971.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31863 + ... + 67861.

It is an arithmetic number, because the mean of its divisors is an integer number (170586000).

Almost surely, 2^1794982138 is an apocalyptic number.

1794982138 is a deficient number, since it is larger than the sum of its proper divisors (934393862).

1794982138 is a wasteful number, since it uses less digits than its factorization.

1794982138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36341.

The product of its digits is 870912, while the sum is 52.

The square root of 1794982138 is about 42367.2295294370. The cubic root of 1794982138 is about 1215.3089897013.

The spelling of 1794982138 in words is "one billion, seven hundred ninety-four million, nine hundred eighty-two thousand, one hundred thirty-eight".