32006139 has 16 divisors (see below), whose sum is σ = 47147520. Its totient is φ = 19150560.

The previous prime is 32006137. The next prime is 32006141. The reversal of 32006139 is 93160023.

It is an interprime number because it is at equal distance from previous prime (32006137) and next prime (32006141).

It is not a de Polignac number, because 32006139 - 2¹ = 32006137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32006131) 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, 3532 + ... + 8745.

It is an arithmetic number, because the mean of its divisors is an integer number (2946720).

Almost surely, 2^32006139 is an apocalyptic number.

32006139 is a deficient number, since it is larger than the sum of its proper divisors (15141381).

32006139 is a wasteful number, since it uses less digits than its factorization.

32006139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12370.

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 32006139 is about 5657.3968395367. The cubic root of 32006139 is about 317.5005112935.

It can be divided in two parts, 3200 and 6139, that added together give a palindrome (9339).

The spelling of 32006139 in words is "thirty-two million, six thousand, one hundred thirty-nine".