503995425 has 24 divisors (see below), whose sum is σ = 877131360. Its totient is φ = 254649600.

The previous prime is 503995423. The next prime is 503995469. The reversal of 503995425 is 524599305.

It is not a de Polignac number, because 503995425 - 2¹ = 503995423 is a prime.

It is a super-2 number, since 2×503995425² = 508022776841861250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (503995421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 175416 + ... + 178265.

It is an arithmetic number, because the mean of its divisors is an integer number (36547140).

Almost surely, 2^503995425 is an apocalyptic number.

It is an amenable number.

503995425 is a deficient number, since it is larger than the sum of its proper divisors (373135935).

503995425 is a wasteful number, since it uses less digits than its factorization.

503995425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353713 (or 353708 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 42.

The square root of 503995425 is about 22449.8424270639. The cubic root of 503995425 is about 795.8090336108.

The spelling of 503995425 in words is "five hundred three million, nine hundred ninety-five thousand, four hundred twenty-five".