39886097 has 4 divisors (see below), whose sum is σ = 42232356. Its totient is φ = 37539840.

The previous prime is 39886087. The next prime is 39886103. The reversal of 39886097 is 79068893.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17380561 + 22505536 = 4169^2 + 4744^2 .

It is a cyclic number.

It is not a de Polignac number, because 39886097 - 2¹⁰ = 39885073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39886087) 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, 1173104 + ... + 1173137.

It is an arithmetic number, because the mean of its divisors is an integer number (10558089).

Almost surely, 2^39886097 is an apocalyptic number.

It is an amenable number.

39886097 is a deficient number, since it is larger than the sum of its proper divisors (2346259).

39886097 is a wasteful number, since it uses less digits than its factorization.

39886097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2346258.

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 39886097 is about 6315.5440779081. The cubic root of 39886097 is about 341.6702617376.

The spelling of 39886097 in words is "thirty-nine million, eight hundred eighty-six thousand, ninety-seven".