225030006 has 24 divisors (see below), whose sum is σ = 487984224. Its totient is φ = 74945520.

The previous prime is 225029993. The next prime is 225030007. The reversal of 225030006 is 600030522.

225030006 = 7499² + 7500² + ... + 7502².

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225030007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19176 + ... + 28596.

It is an arithmetic number, because the mean of its divisors is an integer number (20332676).

Almost surely, 2^225030006 is an apocalyptic number.

225030006 is an abundant number, since it is smaller than the sum of its proper divisors (262954218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225030006 is a wasteful number, since it uses less digits than its factorization.

225030006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10756 (or 10753 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 225030006 is about 15001.0001666556. Note that the first 3 decimals coincide. The cubic root of 225030006 is about 608.2472357708.

Adding to 225030006 its reverse (600030522), we get a palindrome (825060528).

The spelling of 225030006 in words is "two hundred twenty-five million, thirty thousand, six".