32140009 has 4 divisors (see below), whose sum is σ = 35061840. Its totient is φ = 29218180.

The previous prime is 32139977. The next prime is 32140021. The reversal of 32140009 is 90004123.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 32140009 - 2⁵ = 32139977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32140099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1460899 + ... + 1460920.

It is an arithmetic number, because the mean of its divisors is an integer number (8765460).

Almost surely, 2^32140009 is an apocalyptic number.

It is an amenable number.

32140009 is a deficient number, since it is larger than the sum of its proper divisors (2921831).

32140009 is a wasteful number, since it uses less digits than its factorization.

32140009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2921830.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 32140009 is about 5669.2159069840. The cubic root of 32140009 is about 317.9425584841.

It can be divided in two parts, 32 and 140009, that added together give a palindrome (140041).

The spelling of 32140009 in words is "thirty-two million, one hundred forty thousand, nine".