38907066 has 24 divisors (see below), whose sum is σ = 85532832. Its totient is φ = 11789800.

The previous prime is 38907061. The next prime is 38907107. The reversal of 38907066 is 66070983.

38907066 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 (38907061) 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 11 ways as a sum of consecutive naturals, for example, 26070 + ... + 27521.

It is an arithmetic number, because the mean of its divisors is an integer number (3563868).

Almost surely, 2^38907066 is an apocalyptic number.

38907066 is an abundant number, since it is smaller than the sum of its proper divisors (46625766).

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

38907066 is a wasteful number, since it uses less digits than its factorization.

38907066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53618 (or 53607 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 38907066 is about 6237.5528855473. The cubic root of 38907066 is about 338.8515635243.

The spelling of 38907066 in words is "thirty-eight million, nine hundred seven thousand, sixty-six".