132233621 has 4 divisors (see below), whose sum is σ = 142405452. Its totient is φ = 122061792.

The previous prime is 132233611. The next prime is 132233639. The reversal of 132233621 is 126332231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 22193521 + 110040100 = 4711^2 + 10490^2 .

It is a cyclic number.

It is not a de Polignac number, because 132233621 - 2¹⁴ = 132217237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132233611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5085896 + ... + 5085921.

It is an arithmetic number, because the mean of its divisors is an integer number (35601363).

Almost surely, 2^132233621 is an apocalyptic number.

It is an amenable number.

132233621 is a deficient number, since it is larger than the sum of its proper divisors (10171831).

132233621 is a wasteful number, since it uses less digits than its factorization.

132233621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10171830.

The product of its digits is 1296, while the sum is 23.

The square root of 132233621 is about 11499.2878475147. The cubic root of 132233621 is about 509.4645424579.

Adding to 132233621 its reverse (126332231), we get a palindrome (258565852).

It can be divided in two parts, 1322 and 33621, that added together give a palindrome (34943).

The spelling of 132233621 in words is "one hundred thirty-two million, two hundred thirty-three thousand, six hundred twenty-one".