504345 has 8 divisors (see below), whose sum is σ = 806976. Its totient is φ = 268976.

The previous prime is 504337. The next prime is 504349. The reversal of 504345 is 543405.

It is a happy number.

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 504345 - 2³ = 504337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (504349) 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, 16797 + ... + 16826.

It is an arithmetic number, because the mean of its divisors is an integer number (100872).

2⁵⁰⁴³⁴⁵ is an apocalyptic number.

It is an amenable number.

504345 is a deficient number, since it is larger than the sum of its proper divisors (302631).

504345 is a wasteful number, since it uses less digits than its factorization.

504345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33631.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 504345 is about 710.1725142527. The cubic root of 504345 is about 79.5992984122.

Subtracting 504345 from its reverse (543405), we obtain a triangular number (39060 = T₂₇₉).

The spelling of 504345 in words is "five hundred four thousand, three hundred forty-five".