39390006 has 16 divisors (see below), whose sum is σ = 78850800. Its totient is φ = 13118208.

The previous prime is 39389989. The next prime is 39390167. The reversal of 39390006 is 60009393.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6730 + ... + 11138.

It is an arithmetic number, because the mean of its divisors is an integer number (4928175).

Almost surely, 2^39390006 is an apocalyptic number.

39390006 is an abundant number, since it is smaller than the sum of its proper divisors (39460794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39390006 is a wasteful number, since it uses less digits than its factorization.

39390006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5903.

The product of its (nonzero) digits is 4374, while the sum is 30.

The square root of 39390006 is about 6276.1457918057. The cubic root of 39390006 is about 340.2478181737.

Adding to 39390006 its reverse (60009393), we get a palindrome (99399399).

The spelling of 39390006 in words is "thirty-nine million, three hundred ninety thousand, six".