225522003 has 16 divisors (see below), whose sum is σ = 345173760. Its totient is φ = 128299296.

The previous prime is 225521987. The next prime is 225522029. The reversal of 225522003 is 300225522.

225522003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 225522003 - 2⁴ = 225521987 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (225522053) 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, 18888 + ... + 28421.

It is an arithmetic number, because the mean of its divisors is an integer number (21573360).

Almost surely, 2^225522003 is an apocalyptic number.

225522003 is a deficient number, since it is larger than the sum of its proper divisors (119651757).

225522003 is a wasteful number, since it uses less digits than its factorization.

225522003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47546.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 225522003 is about 15017.3900195740. The cubic root of 225522003 is about 608.6901959361.

Adding to 225522003 its reverse (300225522), we get a palindrome (525747525).

The spelling of 225522003 in words is "two hundred twenty-five million, five hundred twenty-two thousand, three".