387331066 has 8 divisors (see below), whose sum is σ = 582580800. Its totient is φ = 193137468.

The previous prime is 387331027. The next prime is 387331097. The reversal of 387331066 is 660133783.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263116 + ... + 264583.

It is an arithmetic number, because the mean of its divisors is an integer number (72822600).

Almost surely, 2^387331066 is an apocalyptic number.

387331066 is a deficient number, since it is larger than the sum of its proper divisors (195249734).

387331066 is a wasteful number, since it uses less digits than its factorization.

387331066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528068.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 387331066 is about 19680.7282893698. The cubic root of 387331066 is about 728.9439073005.

The spelling of 387331066 in words is "three hundred eighty-seven million, three hundred thirty-one thousand, sixty-six".