523481823 has 6 divisors (see below), whose sum is σ = 756140424. Its totient is φ = 348987876.

The previous prime is 523481773. The next prime is 523481831. The reversal of 523481823 is 328184325.

It is not a de Polignac number, because 523481823 - 2¹² = 523477727 is a prime.

It is a super-2 number, since 2×523481823² = 548066438022806658, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523481843) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29082315 + ... + 29082332.

It is an arithmetic number, because the mean of its divisors is an integer number (126023404).

Almost surely, 2^523481823 is an apocalyptic number.

523481823 is a deficient number, since it is larger than the sum of its proper divisors (232658601).

523481823 is a wasteful number, since it uses less digits than its factorization.

523481823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58164653 (or 58164650 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 523481823 is about 22879.7251513212. The cubic root of 523481823 is about 805.9359626440.

The spelling of 523481823 in words is "five hundred twenty-three million, four hundred eighty-one thousand, eight hundred twenty-three".