389006466 has 32 divisors (see below), whose sum is σ = 797670720. Its totient is φ = 126404544.

The previous prime is 389006459. The next prime is 389006531. The reversal of 389006466 is 664600983.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167320 + ... + 169628.

It is an arithmetic number, because the mean of its divisors is an integer number (24927210).

Almost surely, 2^389006466 is an apocalyptic number.

389006466 is an abundant number, since it is smaller than the sum of its proper divisors (408664254).

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

389006466 is a wasteful number, since it uses less digits than its factorization.

389006466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3010.

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

The square root of 389006466 is about 19723.2468422418. The cubic root of 389006466 is about 729.9934108369.

The spelling of 389006466 in words is "three hundred eighty-nine million, six thousand, four hundred sixty-six".