39455994 has 48 divisors (see below), whose sum is σ = 85365504. Its totient is φ = 12144000.

The previous prime is 39455993. The next prime is 39456019. The reversal of 39455994 is 49955493.

39455994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (39455993) 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 23 ways as a sum of consecutive naturals, for example, 98194 + ... + 98594.

It is an arithmetic number, because the mean of its divisors is an integer number (1778448).

Almost surely, 2^39455994 is an apocalyptic number.

39455994 is an abundant number, since it is smaller than the sum of its proper divisors (45909510).

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

39455994 is a wasteful number, since it uses less digits than its factorization.

39455994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483 (or 460 counting only the distinct ones).

The product of its digits is 874800, while the sum is 48.

The square root of 39455994 is about 6281.4006399847. The cubic root of 39455994 is about 340.4377119163.

The spelling of 39455994 in words is "thirty-nine million, four hundred fifty-five thousand, nine hundred ninety-four".