162228437 has 8 divisors (see below), whose sum is σ = 185537856. Its totient is φ = 138952512.

The previous prime is 162228419. The next prime is 162228457. The reversal of 162228437 is 734822261.

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 162228437 - 2¹² = 162224341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 162228397 and 162228406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162228457) 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, 3053 + ... + 18269.

It is an arithmetic number, because the mean of its divisors is an integer number (23192232).

Almost surely, 2^162228437 is an apocalyptic number.

It is an amenable number.

162228437 is a deficient number, since it is larger than the sum of its proper divisors (23309419).

162228437 is a wasteful number, since it uses less digits than its factorization.

162228437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16747.

The product of its digits is 32256, while the sum is 35.

The square root of 162228437 is about 12736.8927529441. The cubic root of 162228437 is about 545.3922905775.

The spelling of 162228437 in words is "one hundred sixty-two million, two hundred twenty-eight thousand, four hundred thirty-seven".