162228705 has 24 divisors (see below), whose sum is σ = 275740032. Its totient is φ = 81430272.

The previous prime is 162228679. The next prime is 162228719. The reversal of 162228705 is 507822261.

It is not a de Polignac number, because 162228705 - 2²¹ = 160131553 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14377 + ... + 23046.

It is an arithmetic number, because the mean of its divisors is an integer number (11489168).

Almost surely, 2^162228705 is an apocalyptic number.

162228705 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

162228705 is a deficient number, since it is larger than the sum of its proper divisors (113511327).

162228705 is a wasteful number, since it uses less digits than its factorization.

162228705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37465 (or 37448 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 162228705 is about 12736.9032735591. The cubic root of 162228705 is about 545.3925909052.

The spelling of 162228705 in words is "one hundred sixty-two million, two hundred twenty-eight thousand, seven hundred five".