225147010 has 64 divisors (see below), whose sum is σ = 461220480. Its totient is φ = 78382080.

The previous prime is 225147007. The next prime is 225147047. The reversal of 225147010 is 10741522.

It is a happy number.

225147010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×225147010² = 101382352223880200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 519754 + ... + 520186.

It is an arithmetic number, because the mean of its divisors is an integer number (7206570).

Almost surely, 2^225147010 is an apocalyptic number.

225147010 is an abundant number, since it is smaller than the sum of its proper divisors (236073470).

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

225147010 is a wasteful number, since it uses less digits than its factorization.

225147010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 225147010 is about 15004.8995331525. The cubic root of 225147010 is about 608.3526365719.

Adding to 225147010 its reverse (10741522), we get a palindrome (235888532).

The spelling of 225147010 in words is "two hundred twenty-five million, one hundred forty-seven thousand, ten".