503623425 has 24 divisors (see below), whose sum is σ = 861373440. Its totient is φ = 259336000.

The previous prime is 503623411. The next prime is 503623511. The reversal of 503623425 is 524326305.

It is not a de Polignac number, because 503623425 - 2⁶ = 503623361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 503623392 and 503623401.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113601 + ... + 117950.

It is an arithmetic number, because the mean of its divisors is an integer number (35890560).

Almost surely, 2^503623425 is an apocalyptic number.

It is an amenable number.

503623425 is a deficient number, since it is larger than the sum of its proper divisors (357750015).

503623425 is a wasteful number, since it uses less digits than its factorization.

503623425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231593 (or 231588 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 503623425 is about 22441.5557615777. Note that the first 3 decimals coincide. The cubic root of 503623425 is about 795.6131893552.

The spelling of 503623425 in words is "five hundred three million, six hundred twenty-three thousand, four hundred twenty-five".