162091066 has 16 divisors (see below), whose sum is σ = 250014600. Its totient is φ = 78781248.

The previous prime is 162091021. The next prime is 162091079. The reversal of 162091066 is 660190261.

It can be written as a sum of positive squares in 4 ways, for example, as 125910841 + 36180225 = 11221^2 + 6015^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4540 + ... + 18568.

Almost surely, 2^162091066 is an apocalyptic number.

162091066 is a deficient number, since it is larger than the sum of its proper divisors (87923534).

162091066 is a wasteful number, since it uses less digits than its factorization.

162091066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14193.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 162091066 is about 12731.4989690924. The cubic root of 162091066 is about 545.2383055697.

The spelling of 162091066 in words is "one hundred sixty-two million, ninety-one thousand, sixty-six".