523161344 has 18 divisors (see below), whose sum is σ = 1044279600. Its totient is φ = 261580544.

The previous prime is 523161343. The next prime is 523161407. The reversal of 523161344 is 443161325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523161341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021544 + ... + 1022055.

Almost surely, 2^523161344 is an apocalyptic number.

It is an amenable number.

523161344 is a deficient number, since it is larger than the sum of its proper divisors (521118256).

523161344 is an equidigital number, since it uses as much as digits as its factorization.

523161344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2043615 (or 2043601 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 523161344 is about 22872.7205203054. The cubic root of 523161344 is about 805.7714626455.

The spelling of 523161344 in words is "five hundred twenty-three million, one hundred sixty-one thousand, three hundred forty-four".