503225405 has 8 divisors (see below), whose sum is σ = 604006200. Its totient is φ = 402489856.

The previous prime is 503225399. The next prime is 503225413. The reversal of 503225405 is 504522305.

It can be written as a sum of positive squares in 4 ways, for example, as 80964004 + 422261401 = 8998^2 + 20549^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 503225405 - 2⁴ = 503225389 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22181 + ... + 38709.

It is an arithmetic number, because the mean of its divisors is an integer number (75500775).

Almost surely, 2^503225405 is an apocalyptic number.

It is an amenable number.

503225405 is a deficient number, since it is larger than the sum of its proper divisors (100780795).

503225405 is a wasteful number, since it uses less digits than its factorization.

503225405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22623.

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 503225405 is about 22432.6860852641. The cubic root of 503225405 is about 795.4035397074.

The spelling of 503225405 in words is "five hundred three million, two hundred twenty-five thousand, four hundred five".