39140169 has 16 divisors (see below), whose sum is σ = 54163200. Its totient is φ = 25111296.

The previous prime is 39140161. The next prime is 39140177. The reversal of 39140169 is 96104193.

39140169 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (39140161) and next prime (39140177).

It is not a de Polignac number, because 39140169 - 2³ = 39140161 is a prime.

It is a super-2 number, since 2×39140169² = 3063905658697122, which contains 22 as substring.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (39140161) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 37152 + ... + 38190.

It is an arithmetic number, because the mean of its divisors is an integer number (3385200).

Almost surely, 2^39140169 is an apocalyptic number.

It is an amenable number.

39140169 is a deficient number, since it is larger than the sum of its proper divisors (15023031).

39140169 is a wasteful number, since it uses less digits than its factorization.

39140169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1504.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 39140169 is about 6256.2104344403. The cubic root of 39140169 is about 339.5269343684.

The spelling of 39140169 in words is "thirty-nine million, one hundred forty thousand, one hundred sixty-nine".