32130075 has 12 divisors (see below), whose sum is σ = 53121848. Its totient is φ = 17136000.

The previous prime is 32130053. The next prime is 32130107. The reversal of 32130075 is 57003123.

It is a happy number.

It is not a de Polignac number, because 32130075 - 2⁷ = 32129947 is a prime.

It is a Duffinian number.

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, 214126 + ... + 214275.

Almost surely, 2^32130075 is an apocalyptic number.

32130075 is a deficient number, since it is larger than the sum of its proper divisors (20991773).

32130075 is a wasteful number, since it uses less digits than its factorization.

32130075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428414 (or 428409 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 21.

The square root of 32130075 is about 5668.3397040050. The cubic root of 32130075 is about 317.9097979992.

Adding to 32130075 its reverse (57003123), we get a palindrome (89133198).

The spelling of 32130075 in words is "thirty-two million, one hundred thirty thousand, seventy-five".