738830666 has 16 divisors (see below), whose sum is σ = 1272251904. Its totient is φ = 315220464.

The previous prime is 738830663. The next prime is 738830669. The reversal of 738830666 is 666038837.

It is an interprime number because it is at equal distance from previous prime (738830663) and next prime (738830669).

It is a self number, because there is not a number n which added to its sum of digits gives 738830666.

It is not an unprimeable number, because it can be changed into a prime (738830663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115205 + ... + 121448.

It is an arithmetic number, because the mean of its divisors is an integer number (79515744).

Almost surely, 2^738830666 is an apocalyptic number.

738830666 is a deficient number, since it is larger than the sum of its proper divisors (533421238).

738830666 is a wasteful number, since it uses less digits than its factorization.

738830666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236885.

The product of its (nonzero) digits is 870912, while the sum is 47.

The square root of 738830666 is about 27181.4397337595. The cubic root of 738830666 is about 904.0274916914.

The spelling of 738830666 in words is "seven hundred thirty-eight million, eight hundred thirty thousand, six hundred sixty-six".