162273612 has 12 divisors (see below), whose sum is σ = 378638456. Its totient is φ = 54091200.

The previous prime is 162273593. The next prime is 162273649. The reversal of 162273612 is 216372261.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 162273612.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6761389 + ... + 6761412.

Almost surely, 2^162273612 is an apocalyptic number.

162273612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

162273612 is an abundant number, since it is smaller than the sum of its proper divisors (216364844).

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

162273612 is a wasteful number, since it uses less digits than its factorization.

162273612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13522808 (or 13522806 counting only the distinct ones).

The product of its digits is 6048, while the sum is 30.

The square root of 162273612 is about 12738.6660212127. Note that the first 3 decimals coincide. The cubic root of 162273612 is about 545.4429101659.

The spelling of 162273612 in words is "one hundred sixty-two million, two hundred seventy-three thousand, six hundred twelve".