38389466 has 4 divisors (see below), whose sum is σ = 57584202. Its totient is φ = 19194732.

The previous prime is 38389457. The next prime is 38389469. The reversal of 38389466 is 66498383.

38389466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 33304441 + 5085025 = 5771^2 + 2255^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 38389466.

It is not an unprimeable number, because it can be changed into a prime (38389469) 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 as a sum of consecutive naturals, namely, 9597365 + ... + 9597368.

Almost surely, 2^38389466 is an apocalyptic number.

38389466 is a deficient number, since it is larger than the sum of its proper divisors (19194736).

38389466 is a wasteful number, since it uses less digits than its factorization.

38389466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19194735.

The product of its digits is 746496, while the sum is 47.

The square root of 38389466 is about 6195.9233371629. The cubic root of 38389466 is about 337.3422135782.

The spelling of 38389466 in words is "thirty-eight million, three hundred eighty-nine thousand, four hundred sixty-six".