523149324 has 24 divisors (see below), whose sum is σ = 1233268848. Its totient is φ = 172584960.

The previous prime is 523149307. The next prime is 523149331. The reversal of 523149324 is 423941325.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223557 + ... + 225884.

It is an arithmetic number, because the mean of its divisors is an integer number (51386202).

Almost surely, 2^523149324 is an apocalyptic number.

It is an amenable number.

523149324 is an abundant number, since it is smaller than the sum of its proper divisors (710119524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

523149324 is a wasteful number, since it uses less digits than its factorization.

523149324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449545 (or 449543 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 523149324 is about 22872.4577603720. The cubic root of 523149324 is about 805.7652915428.

The spelling of 523149324 in words is "five hundred twenty-three million, one hundred forty-nine thousand, three hundred twenty-four".