39066161 has 8 divisors (see below), whose sum is σ = 40689000. Its totient is φ = 37461760.

The previous prime is 39066127. The next prime is 39066163. The reversal of 39066161 is 16166093.

It can be written as a sum of positive squares in 4 ways, for example, as 10240000 + 28826161 = 3200^2 + 5369^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 39066161 - 2¹⁰ = 39065137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39066163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200 + ... + 8841.

It is an arithmetic number, because the mean of its divisors is an integer number (5086125).

Almost surely, 2^39066161 is an apocalyptic number.

It is an amenable number.

39066161 is a deficient number, since it is larger than the sum of its proper divisors (1622839).

39066161 is a wasteful number, since it uses less digits than its factorization.

39066161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9219.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 39066161 is about 6250.2928731380. The cubic root of 39066161 is about 339.3128017250.

The spelling of 39066161 in words is "thirty-nine million, sixty-six thousand, one hundred sixty-one".