38964066 has 16 divisors (see below), whose sum is σ = 77989824. Its totient is φ = 12977744.

The previous prime is 38964061. The next prime is 38964077. The reversal of 38964066 is 66046983.

It is not an unprimeable number, because it can be changed into a prime (38964061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11971 + ... + 14873.

It is an arithmetic number, because the mean of its divisors is an integer number (4874364).

Almost surely, 2^38964066 is an apocalyptic number.

38964066 is an abundant number, since it is smaller than the sum of its proper divisors (39025758).

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

38964066 is a wasteful number, since it uses less digits than its factorization.

38964066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5145.

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 38964066 is about 6242.1203128424. The cubic root of 38964066 is about 339.0169586281.

The spelling of 38964066 in words is "thirty-eight million, nine hundred sixty-four thousand, sixty-six".