1834739018 has 16 divisors (see below), whose sum is σ = 3155323200. Its totient is φ = 783802656.

The previous prime is 1834738993. The next prime is 1834739021. The reversal of 1834739018 is 8109374381.

It is a self number, because there is not a number n which added to its sum of digits gives 1834739018.

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, 204968 + ... + 213731.

It is an arithmetic number, because the mean of its divisors is an integer number (197207700).

Almost surely, 2^1834739018 is an apocalyptic number.

1834739018 is a deficient number, since it is larger than the sum of its proper divisors (1320584182).

1834739018 is a wasteful number, since it uses less digits than its factorization.

1834739018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419021.

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 1834739018 is about 42833.8536440512. The cubic root of 1834739018 is about 1224.2161344763.

The spelling of 1834739018 in words is "one billion, eight hundred thirty-four million, seven hundred thirty-nine thousand, eighteen".