504243641 has 16 divisors (see below), whose sum is σ = 582543360. Its totient is φ = 431646480.

The previous prime is 504243601. The next prime is 504243653. The reversal of 504243641 is 146342405.

It is a cyclic number.

It is not a de Polignac number, because 504243641 - 2¹⁴ = 504227257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (504243601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27680 + ... + 42126.

It is an arithmetic number, because the mean of its divisors is an integer number (36408960).

Almost surely, 2^504243641 is an apocalyptic number.

It is an amenable number.

504243641 is a deficient number, since it is larger than the sum of its proper divisors (78299719).

504243641 is a wasteful number, since it uses less digits than its factorization.

504243641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14644.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 504243641 is about 22455.3699813653. The cubic root of 504243641 is about 795.9396565663.

The spelling of 504243641 in words is "five hundred four million, two hundred forty-three thousand, six hundred forty-one".