39500961 has 8 divisors (see below), whose sum is σ = 53892960. Its totient is φ = 25721472.

The previous prime is 39500947. The next prime is 39500971. The reversal of 39500961 is 16900593.

39500961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 39500961 - 2⁷ = 39500833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (39500971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152976 + ... + 153233.

It is an arithmetic number, because the mean of its divisors is an integer number (6736620).

Almost surely, 2^39500961 is an apocalyptic number.

It is an amenable number.

39500961 is a deficient number, since it is larger than the sum of its proper divisors (14391999).

39500961 is a wasteful number, since it uses less digits than its factorization.

39500961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306255.

The product of its (nonzero) digits is 7290, while the sum is 33.

The square root of 39500961 is about 6284.9789975783. The cubic root of 39500961 is about 340.5669922374.

The spelling of 39500961 in words is "thirty-nine million, five hundred thousand, nine hundred sixty-one".