345045225 has 48 divisors (see below), whose sum is σ = 686305280. Its totient is φ = 149428800.

The previous prime is 345045191. The next prime is 345045227. The reversal of 345045225 is 522540543.

It is not a de Polignac number, because 345045225 - 2⁸ = 345044969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345045192 and 345045201.

It is not an unprimeable number, because it can be changed into a prime (345045227) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7321 + ... + 27270.

Almost surely, 2^345045225 is an apocalyptic number.

345045225 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

345045225 is a deficient number, since it is larger than the sum of its proper divisors (341260055).

345045225 is a wasteful number, since it uses less digits than its factorization.

345045225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34630 (or 34625 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 345045225 is about 18575.3929971885. The cubic root of 345045225 is about 701.3885533022.

Adding to 345045225 its reverse (522540543), we get a palindrome (867585768).

The spelling of 345045225 in words is "three hundred forty-five million, forty-five thousand, two hundred twenty-five".