39868061 has 8 divisors (see below), whose sum is σ = 42499200. Its totient is φ = 37290240.

The previous prime is 39868051. The next prime is 39868091. The reversal of 39868061 is 16086893.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39868061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39868021) 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, 11780 + ... + 14781.

It is an arithmetic number, because the mean of its divisors is an integer number (5312400).

Almost surely, 2^39868061 is an apocalyptic number.

It is an amenable number.

39868061 is a deficient number, since it is larger than the sum of its proper divisors (2631139).

39868061 is a wasteful number, since it uses less digits than its factorization.

39868061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26659.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 39868061 is about 6314.1160109710. The cubic root of 39868061 is about 341.6187542835.

The spelling of 39868061 in words is "thirty-nine million, eight hundred sixty-eight thousand, sixty-one".