505476425 has 12 divisors (see below), whose sum is σ = 643732236. Its totient is φ = 393451200.

The previous prime is 505476403. The next prime is 505476427. The reversal of 505476425 is 524674505.

It can be written as a sum of positive squares in 6 ways, for example, as 52765696 + 452710729 = 7264^2 + 21277^2 .

It is not a de Polignac number, because 505476425 - 2¹⁶ = 505410889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505476427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 272306 + ... + 274155.

It is an arithmetic number, because the mean of its divisors is an integer number (53644353).

Almost surely, 2^505476425 is an apocalyptic number.

It is an amenable number.

505476425 is a deficient number, since it is larger than the sum of its proper divisors (138255811).

505476425 is a wasteful number, since it uses less digits than its factorization.

505476425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546508 (or 546503 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 38.

The square root of 505476425 is about 22482.8028724178. The cubic root of 505476425 is about 796.5877712487.

The spelling of 505476425 in words is "five hundred five million, four hundred seventy-six thousand, four hundred twenty-five".