39242961 has 40 divisors (see below), whose sum is σ = 63249120. Its totient is φ = 24167808.

The previous prime is 39242939. The next prime is 39242963. The reversal of 39242961 is 16924293.

39242961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 39242961 - 2¹⁸ = 38980817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (39242963) 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 39 ways as a sum of consecutive naturals, for example, 65881 + ... + 66473.

It is an arithmetic number, because the mean of its divisors is an integer number (1581228).

Almost surely, 2^39242961 is an apocalyptic number.

It is an amenable number.

39242961 is a deficient number, since it is larger than the sum of its proper divisors (24006159).

39242961 is a wasteful number, since it uses less digits than its factorization.

39242961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667 (or 658 counting only the distinct ones).

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

The square root of 39242961 is about 6264.4202445238. The cubic root of 39242961 is about 339.8239024651.

The spelling of 39242961 in words is "thirty-nine million, two hundred forty-two thousand, nine hundred sixty-one".