32140525 has 24 divisors (see below), whose sum is σ = 41140224. Its totient is φ = 24897600.

The previous prime is 32140519. The next prime is 32140529. The reversal of 32140525 is 52504123.

It is not a de Polignac number, because 32140525 - 2²¹ = 30043373 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32140496 and 32140505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32140529) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 168180 + ... + 168370.

It is an arithmetic number, because the mean of its divisors is an integer number (1714176).

Almost surely, 2^32140525 is an apocalyptic number.

It is an amenable number.

32140525 is a deficient number, since it is larger than the sum of its proper divisors (8999699).

32140525 is a wasteful number, since it uses less digits than its factorization.

32140525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381 (or 376 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 32140525 is about 5669.2614157401. The cubic root of 32140525 is about 317.9442599717.

Adding to 32140525 its reverse (52504123), we get a palindrome (84644648).

The spelling of 32140525 in words is "thirty-two million, one hundred forty thousand, five hundred twenty-five".