331666162 has 4 divisors (see below), whose sum is σ = 497499246. Its totient is φ = 165833080.

The previous prime is 331666151. The next prime is 331666163. The reversal of 331666162 is 261666133.

331666162 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 189365121 + 142301041 = 13761^2 + 11929^2 .

It is a super-2 number, since 2×331666162² = 220004886031620488, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (331666163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82916539 + ... + 82916542.

Almost surely, 2^331666162 is an apocalyptic number.

331666162 is a deficient number, since it is larger than the sum of its proper divisors (165833084).

331666162 is a wasteful number, since it uses less digits than its factorization.

331666162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165833083.

The product of its digits is 23328, while the sum is 34.

The square root of 331666162 is about 18211.7039839769. The cubic root of 331666162 is about 692.2033897675.

The spelling of 331666162 in words is "three hundred thirty-one million, six hundred sixty-six thousand, one hundred sixty-two".