32145345 has 12 divisors (see below), whose sum is σ = 55718676. Its totient is φ = 17144160.

The previous prime is 32145307. The next prime is 32145367. The reversal of 32145345 is 54354123.

It can be written as a sum of positive squares in 2 ways, for example, as 5022081 + 27123264 = 2241^2 + 5208^2 .

It is not a de Polignac number, because 32145345 - 2⁸ = 32145089 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 357126 + ... + 357215.

It is an arithmetic number, because the mean of its divisors is an integer number (4643223).

Almost surely, 2^32145345 is an apocalyptic number.

It is an amenable number.

32145345 is a deficient number, since it is larger than the sum of its proper divisors (23573331).

32145345 is a wasteful number, since it uses less digits than its factorization.

32145345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714352 (or 714349 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 32145345 is about 5669.6864992696. The cubic root of 32145345 is about 317.9601528332.

Adding to 32145345 its reverse (54354123), we get a palindrome (86499468).

The spelling of 32145345 in words is "thirty-two million, one hundred forty-five thousand, three hundred forty-five".