32130375 has 32 divisors (see below), whose sum is σ = 54632448. Its totient is φ = 16762400.

The previous prime is 32130367. The next prime is 32130407. The reversal of 32130375 is 57303123.

It is not a de Polignac number, because 32130375 - 2³ = 32130367 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16714 + ... + 18536.

It is an arithmetic number, because the mean of its divisors is an integer number (1707264).

Almost surely, 2^32130375 is an apocalyptic number.

32130375 is a deficient number, since it is larger than the sum of its proper divisors (22502073).

32130375 is a wasteful number, since it uses less digits than its factorization.

32130375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1888 (or 1878 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 24.

The square root of 32130375 is about 5668.3661667186. The cubic root of 32130375 is about 317.9107874423.

Adding to 32130375 its reverse (57303123), we get a palindrome (89433498).

The spelling of 32130375 in words is "thirty-two million, one hundred thirty thousand, three hundred seventy-five".