1814485328 has 40 divisors (see below), whose sum is σ = 3616836960. Its totient is φ = 881193600.

The previous prime is 1814485303. The next prime is 1814485331. The reversal of 1814485328 is 8235844181.

It is a congruent number.

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, 387803 + ... + 392453.

It is an arithmetic number, because the mean of its divisors is an integer number (90420924).

Almost surely, 2^1814485328 is an apocalyptic number.

It is an amenable number.

1814485328 is a deficient number, since it is larger than the sum of its proper divisors (1802351632).

1814485328 is a wasteful number, since it uses less digits than its factorization.

1814485328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5355 (or 5349 counting only the distinct ones).

The product of its digits is 245760, while the sum is 44.

The square root of 1814485328 is about 42596.7760282395. The cubic root of 1814485328 is about 1219.6947476022.

The spelling of 1814485328 in words is "one billion, eight hundred fourteen million, four hundred eighty-five thousand, three hundred twenty-eight".