523329407 has 8 divisors (see below), whose sum is σ = 551132400. Its totient is φ = 495552384.

The previous prime is 523329361. The next prime is 523329409. The reversal of 523329407 is 704923325.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 523329407 - 2⁸ = 523329151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523329409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45719 + ... + 56007.

It is an arithmetic number, because the mean of its divisors is an integer number (68891550).

Almost surely, 2^523329407 is an apocalyptic number.

523329407 is a deficient number, since it is larger than the sum of its proper divisors (27802993).

523329407 is a wasteful number, since it uses less digits than its factorization.

523329407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12985.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 523329407 is about 22876.3940995953. The cubic root of 523329407 is about 805.8577367764.

The spelling of 523329407 in words is "five hundred twenty-three million, three hundred twenty-nine thousand, four hundred seven".