32145243 has 16 divisors (see below), whose sum is σ = 46373376. Its totient is φ = 19689120.

The previous prime is 32145241. The next prime is 32145251. The reversal of 32145243 is 34254123.

It is not a de Polignac number, because 32145243 - 2¹ = 32145241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32145241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7038 + ... + 10668.

It is an arithmetic number, because the mean of its divisors is an integer number (2898336).

Almost surely, 2^32145243 is an apocalyptic number.

32145243 is a deficient number, since it is larger than the sum of its proper divisors (14228133).

32145243 is a wasteful number, since it uses less digits than its factorization.

32145243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3874.

The product of its digits is 2880, while the sum is 24.

The square root of 32145243 is about 5669.6775040561. The cubic root of 32145243 is about 317.9598165277.

Adding to 32145243 its reverse (34254123), we get a palindrome (66399366).

The spelling of 32145243 in words is "thirty-two million, one hundred forty-five thousand, two hundred forty-three".