1835538872 has 8 divisors (see below), whose sum is σ = 3441635400. Its totient is φ = 917769432.

The previous prime is 1835538869. The next prime is 1835538889. The reversal of 1835538872 is 2788355381.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1835538872.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114721172 + ... + 114721187.

It is an arithmetic number, because the mean of its divisors is an integer number (430204425).

Almost surely, 2^1835538872 is an apocalyptic number.

It is an amenable number.

1835538872 is a deficient number, since it is larger than the sum of its proper divisors (1606096528).

1835538872 is a wasteful number, since it uses less digits than its factorization.

1835538872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229442365 (or 229442361 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 50.

The square root of 1835538872 is about 42843.1893303942. The cubic root of 1835538872 is about 1224.3940075333.

The spelling of 1835538872 in words is "one billion, eight hundred thirty-five million, five hundred thirty-eight thousand, eight hundred seventy-two".