504640307 has 2 divisors, whose sum is σ = 504640308. Its totient is φ = 504640306.

The previous prime is 504640277. The next prime is 504640321. The reversal of 504640307 is 703046405.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 504640307 - 2⁸ = 504640051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 504640307.

It is not a weakly prime, because it can be changed into another prime (504640327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252320153 + 252320154.

It is an arithmetic number, because the mean of its divisors is an integer number (252320154).

Almost surely, 2^504640307 is an apocalyptic number.

504640307 is a deficient number, since it is larger than the sum of its proper divisors (1).

504640307 is an equidigital number, since it uses as much as digits as its factorization.

504640307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 504640307 is about 22464.2005644537. The cubic root of 504640307 is about 796.1483119477.

The spelling of 504640307 in words is "five hundred four million, six hundred forty thousand, three hundred seven".