133223262 has 8 divisors (see below), whose sum is σ = 266446536. Its totient is φ = 44407752.

The previous prime is 133223261. The next prime is 133223263. The reversal of 133223262 is 262322331.

It is an interprime number because it is at equal distance from previous prime (133223261) and next prime (133223263).

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

133223262 is an admirable number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133223261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11101933 + ... + 11101944.

It is an arithmetic number, because the mean of its divisors is an integer number (33305817).

Almost surely, 2^133223262 is an apocalyptic number.

133223262 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

133223262 is a wasteful number, since it uses less digits than its factorization.

133223262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22203882.

The product of its digits is 2592, while the sum is 24.

The square root of 133223262 is about 11542.2381711694. The cubic root of 133223262 is about 510.7323350581.

Adding to 133223262 its reverse (262322331), we get a palindrome (395545593).

The spelling of 133223262 in words is "one hundred thirty-three million, two hundred twenty-three thousand, two hundred sixty-two".