225670503 has 16 divisors (see below), whose sum is σ = 314505216. Its totient is φ = 143663520.

The previous prime is 225670499. The next prime is 225670553. The reversal of 225670503 is 305076522.

It is not a de Polignac number, because 225670503 - 2² = 225670499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225670553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44298 + ... + 49128.

It is an arithmetic number, because the mean of its divisors is an integer number (19656576).

Almost surely, 2^225670503 is an apocalyptic number.

225670503 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

225670503 is a deficient number, since it is larger than the sum of its proper divisors (88834713).

225670503 is a wasteful number, since it uses less digits than its factorization.

225670503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5534.

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 225670503 is about 15022.3334738648. Note that the first 3 decimals coincide. The cubic root of 225670503 is about 608.8237685074.

The spelling of 225670503 in words is "two hundred twenty-five million, six hundred seventy thousand, five hundred three".