523040356 has 24 divisors (see below), whose sum is σ = 934277120. Its totient is φ = 256156992.

The previous prime is 523040333. The next prime is 523040389. The reversal of 523040356 is 653040325.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33616 + ... + 46648.

Almost surely, 2^523040356 is an apocalyptic number.

It is an amenable number.

523040356 is a deficient number, since it is larger than the sum of its proper divisors (411236764).

523040356 is a wasteful number, since it uses less digits than its factorization.

523040356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13243 (or 13241 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 523040356 is about 22870.0755573741. The cubic root of 523040356 is about 805.7093427437.

The spelling of 523040356 in words is "five hundred twenty-three million, forty thousand, three hundred fifty-six".