1559855228 has 6 divisors (see below), whose sum is σ = 2729746656. Its totient is φ = 779927612.

The previous prime is 1559855201. The next prime is 1559855251. The reversal of 1559855228 is 8225589551.

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, 194981900 + ... + 194981907.

It is an arithmetic number, because the mean of its divisors is an integer number (454957776).

Almost surely, 2^1559855228 is an apocalyptic number.

It is an amenable number.

1559855228 is a deficient number, since it is larger than the sum of its proper divisors (1169891428).

1559855228 is a wasteful number, since it uses less digits than its factorization.

1559855228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389963811 (or 389963809 counting only the distinct ones).

The product of its digits is 1440000, while the sum is 50.

The square root of 1559855228 is about 39495.0025699455. The cubic root of 1559855228 is about 1159.7421216292.

The spelling of 1559855228 in words is "one billion, five hundred fifty-nine million, eight hundred fifty-five thousand, two hundred twenty-eight".