147225 has 24 divisors (see below), whose sum is σ = 263872. Its totient is φ = 72000.

The previous prime is 147221. The next prime is 147227. The reversal of 147225 is 522741.

It is not a de Polignac number, because 147225 - 2² = 147221 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 900 + ... + 1050.

2¹⁴⁷²²⁵ is an apocalyptic number.

147225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

147225 is a deficient number, since it is larger than the sum of its proper divisors (116647).

147225 is a wasteful number, since it uses less digits than its factorization.

147225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177 (or 172 counting only the distinct ones).

The product of its digits is 560, while the sum is 21.

The square root of 147225 is about 383.6991008590. The cubic root of 147225 is about 52.8032338469.

Adding to 147225 its reverse (522741), we get a palindrome (669966).

The spelling of 147225 in words is "one hundred forty-seven thousand, two hundred twenty-five".