504586749 has 4 divisors (see below), whose sum is σ = 672782336. Its totient is φ = 336391164.

The previous prime is 504586711. The next prime is 504586757. The reversal of 504586749 is 947685405.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 504586749 - 2⁸ = 504586493 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 504586698 and 504586707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504586759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84097789 + ... + 84097794.

It is an arithmetic number, because the mean of its divisors is an integer number (168195584).

Almost surely, 2^504586749 is an apocalyptic number.

It is an amenable number.

504586749 is a deficient number, since it is larger than the sum of its proper divisors (168195587).

504586749 is a wasteful number, since it uses less digits than its factorization.

504586749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168195586.

The product of its (nonzero) digits is 1209600, while the sum is 48.

The square root of 504586749 is about 22463.0084583521. The cubic root of 504586749 is about 796.1201456022.

The spelling of 504586749 in words is "five hundred four million, five hundred eighty-six thousand, seven hundred forty-nine".