163227537 has 48 divisors (see below), whose sum is σ = 273611520. Its totient is φ = 92728800.

The previous prime is 163227503. The next prime is 163227539. The reversal of 163227537 is 735722361.

It is not a de Polignac number, because 163227537 - 2¹⁸ = 162965393 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (163227539) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 200862 + ... + 201672.

It is an arithmetic number, because the mean of its divisors is an integer number (5700240).

Almost surely, 2^163227537 is an apocalyptic number.

It is an amenable number.

163227537 is a deficient number, since it is larger than the sum of its proper divisors (110383983).

163227537 is a wasteful number, since it uses less digits than its factorization.

163227537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 954 (or 951 counting only the distinct ones).

The product of its digits is 52920, while the sum is 36.

The square root of 163227537 is about 12776.0532638213. The cubic root of 163227537 is about 546.5096175790.

Adding to 163227537 its reverse (735722361), we get a palindrome (898949898).

The spelling of 163227537 in words is "one hundred sixty-three million, two hundred twenty-seven thousand, five hundred thirty-seven".