523868425 has 6 divisors (see below), whose sum is σ = 649596878. Its totient is φ = 419094720.

The previous prime is 523868417. The next prime is 523868431. The reversal of 523868425 is 524868325.

It can be written as a sum of positive squares in 3 ways, for example, as 190969 + 523677456 = 437^2 + 22884^2 .

It is not a de Polignac number, because 523868425 - 2³ = 523868417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10477344 + ... + 10477393.

Almost surely, 2^523868425 is an apocalyptic number.

It is an amenable number.

523868425 is a deficient number, since it is larger than the sum of its proper divisors (125728453).

523868425 is a wasteful number, since it uses less digits than its factorization.

523868425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20954747 (or 20954742 counting only the distinct ones).

The product of its digits is 460800, while the sum is 43.

The square root of 523868425 is about 22888.1721638055. The cubic root of 523868425 is about 806.1343138703.

The spelling of 523868425 in words is "five hundred twenty-three million, eight hundred sixty-eight thousand, four hundred twenty-five".