39441906 has 24 divisors (see below), whose sum is σ = 97665984. Its totient is φ = 11269080.

The previous prime is 39441881. The next prime is 39441907. The reversal of 39441906 is 60914493.

It is not an unprimeable number, because it can be changed into a prime (39441907) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156390 + ... + 156641.

It is an arithmetic number, because the mean of its divisors is an integer number (4069416).

Almost surely, 2^39441906 is an apocalyptic number.

39441906 is an abundant number, since it is smaller than the sum of its proper divisors (58224078).

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

39441906 is a wasteful number, since it uses less digits than its factorization.

39441906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313046 (or 313043 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 39441906 is about 6280.2791339239. The cubic root of 39441906 is about 340.3971886486.

It can be divided in two parts, 3944190 and 6, that added together give a square (3944196 = 1986²).

The spelling of 39441906 in words is "thirty-nine million, four hundred forty-one thousand, nine hundred six".