505040325 has 24 divisors (see below), whose sum is σ = 871307328. Its totient is φ = 257642880.

The previous prime is 505040293. The next prime is 505040351. The reversal of 505040325 is 523040505.

It is not a de Polignac number, because 505040325 - 2⁵ = 505040293 is a prime.

It is a super-2 number, since 2×505040325² = 510131459752211250, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 505040295 and 505040304.

It is a congruent number.

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, 144664 + ... + 148113.

It is an arithmetic number, because the mean of its divisors is an integer number (36304472).

Almost surely, 2^505040325 is an apocalyptic number.

It is an amenable number.

505040325 is a deficient number, since it is larger than the sum of its proper divisors (366267003).

505040325 is a wasteful number, since it uses less digits than its factorization.

505040325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292813 (or 292808 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 505040325 is about 22473.1022558079. The cubic root of 505040325 is about 796.3586198568.

The spelling of 505040325 in words is "five hundred five million, forty thousand, three hundred twenty-five".