738660066 has 16 divisors (see below), whose sum is σ = 1491948288. Its totient is φ = 243782000.

The previous prime is 738660061. The next prime is 738660089. The reversal of 738660066 is 660066837.

It is not an unprimeable number, because it can be changed into a prime (738660061) 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 7 ways as a sum of consecutive naturals, for example, 608850 + ... + 610061.

It is an arithmetic number, because the mean of its divisors is an integer number (93246768).

Almost surely, 2^738660066 is an apocalyptic number.

738660066 is an abundant number, since it is smaller than the sum of its proper divisors (753288222).

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

738660066 is a wasteful number, since it uses less digits than its factorization.

738660066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219017.

The product of its (nonzero) digits is 217728, while the sum is 42.

The square root of 738660066 is about 27178.3013818009. The cubic root of 738660066 is about 903.9579047214.

The spelling of 738660066 in words is "seven hundred thirty-eight million, six hundred sixty thousand, sixty-six".