738665166 has 32 divisors (see below), whose sum is σ = 1558656000. Its totient is φ = 232727040.

The previous prime is 738665149. The next prime is 738665167. The reversal of 738665166 is 661566837.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (738665167) 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 15 ways as a sum of consecutive naturals, for example, 43971 + ... + 58401.

It is an arithmetic number, because the mean of its divisors is an integer number (48708000).

Almost surely, 2^738665166 is an apocalyptic number.

738665166 is an abundant number, since it is smaller than the sum of its proper divisors (819990834).

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

738665166 is a wasteful number, since it uses less digits than its factorization.

738665166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14904.

The product of its digits is 1088640, while the sum is 48.

The square root of 738665166 is about 27178.3952064871. The cubic root of 738665166 is about 903.9599851437.

The spelling of 738665166 in words is "seven hundred thirty-eight million, six hundred sixty-five thousand, one hundred sixty-six".