814481924 has 24 divisors (see below), whose sum is σ = 1438993920. Its totient is φ = 403359264.

The previous prime is 814481923. The next prime is 814481929. The reversal of 814481924 is 429184418.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (814481923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193757 + ... + 197915.

It is an arithmetic number, because the mean of its divisors is an integer number (59958080).

Almost surely, 2^814481924 is an apocalyptic number.

It is an amenable number.

814481924 is a deficient number, since it is larger than the sum of its proper divisors (624511996).

814481924 is a wasteful number, since it uses less digits than its factorization.

814481924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4619 (or 4617 counting only the distinct ones).

The product of its digits is 73728, while the sum is 41.

The square root of 814481924 is about 28539.1296994145. The cubic root of 814481924 is about 933.8858965532.

The spelling of 814481924 in words is "eight hundred fourteen million, four hundred eighty-one thousand, nine hundred twenty-four".