1855229914 has 8 divisors (see below), whose sum is σ = 2835351540. Its totient is φ = 910112736.

The previous prime is 1855229899. The next prime is 1855229947. The reversal of 1855229914 is 4199225581.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1586827225 + 268402689 = 39835^2 + 16383^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8750979 + ... + 8751190.

Almost surely, 2^1855229914 is an apocalyptic number.

1855229914 is a deficient number, since it is larger than the sum of its proper divisors (980121626).

1855229914 is a wasteful number, since it uses less digits than its factorization.

1855229914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17502224.

The product of its digits is 259200, while the sum is 46.

The square root of 1855229914 is about 43072.3799435323. The cubic root of 1855229914 is about 1228.7567392201.

The spelling of 1855229914 in words is "one billion, eight hundred fifty-five million, two hundred twenty-nine thousand, nine hundred fourteen".