162572227 has 8 divisors (see below), whose sum is σ = 171626000. Its totient is φ = 153568224.

The previous prime is 162572219. The next prime is 162572233. The reversal of 162572227 is 722275261.

It is a happy number.

162572227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 162572227 - 2³ = 162572219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 162572192 and 162572201.

It is not an unprimeable number, because it can be changed into a prime (162572237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5628 + ... + 18889.

It is an arithmetic number, because the mean of its divisors is an integer number (21453250).

Almost surely, 2^162572227 is an apocalyptic number.

162572227 is a deficient number, since it is larger than the sum of its proper divisors (9053773).

162572227 is a wasteful number, since it uses less digits than its factorization.

162572227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24885.

The product of its digits is 23520, while the sum is 34.

The square root of 162572227 is about 12750.3814452745. The cubic root of 162572227 is about 545.7772788204. Note that the first 3 decimals are identical.

The spelling of 162572227 in words is "one hundred sixty-two million, five hundred seventy-two thousand, two hundred twenty-seven".