45221433 has 4 divisors (see below), whose sum is σ = 60295248. Its totient is φ = 30147620.

The previous prime is 45221399. The next prime is 45221441. The reversal of 45221433 is 33412254.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45221433 - 2⁸ = 45221177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45221443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7536903 + ... + 7536908.

It is an arithmetic number, because the mean of its divisors is an integer number (15073812).

Almost surely, 2^45221433 is an apocalyptic number.

It is an amenable number.

45221433 is a deficient number, since it is larger than the sum of its proper divisors (15073815).

45221433 is a wasteful number, since it uses less digits than its factorization.

45221433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15073814.

The product of its digits is 2880, while the sum is 24.

The square root of 45221433 is about 6724.6883199149. The cubic root of 45221433 is about 356.2717935575.

Adding to 45221433 its reverse (33412254), we get a palindrome (78633687).

It can be divided in two parts, 45221 and 433, that added together give a palindrome (45654).

The spelling of 45221433 in words is "forty-five million, two hundred twenty-one thousand, four hundred thirty-three".