504640526 has 16 divisors (see below), whose sum is σ = 818853504. Its totient is φ = 231863904.

The previous prime is 504640483. The next prime is 504640531. The reversal of 504640526 is 625046405.

It is a junction number, because it is equal to n+sod(n) for n = 504640492 and 504640501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37721 + ... + 49316.

It is an arithmetic number, because the mean of its divisors is an integer number (51178344).

Almost surely, 2^504640526 is an apocalyptic number.

504640526 is a deficient number, since it is larger than the sum of its proper divisors (314212978).

504640526 is a wasteful number, since it uses less digits than its factorization.

504640526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87275.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 504640526 is about 22464.2054388754. The cubic root of 504640526 is about 796.1484271165.

The spelling of 504640526 in words is "five hundred four million, six hundred forty thousand, five hundred twenty-six".