39368945 has 32 divisors (see below), whose sum is σ = 59270400. Its totient is φ = 24387840.

The previous prime is 39368941. The next prime is 39368981. The reversal of 39368945 is 54986393.

39368945 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 39368945 - 2² = 39368941 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 39368945.

It is not an unprimeable number, because it can be changed into a prime (39368941) 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 31 ways as a sum of consecutive naturals, for example, 112631 + ... + 112979.

It is an arithmetic number, because the mean of its divisors is an integer number (1852200).

Almost surely, 2^39368945 is an apocalyptic number.

39368945 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

39368945 is a deficient number, since it is larger than the sum of its proper divisors (19901455).

39368945 is a wasteful number, since it uses less digits than its factorization.

39368945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665.

The product of its digits is 699840, while the sum is 47.

The square root of 39368945 is about 6274.4677065071. The cubic root of 39368945 is about 340.1871662676.

The spelling of 39368945 in words is "thirty-nine million, three hundred sixty-eight thousand, nine hundred forty-five".