45324427 has 4 divisors (see below), whose sum is σ = 45395560. Its totient is φ = 45253296.

The previous prime is 45324401. The next prime is 45324437. The reversal of 45324427 is 72442354.

It is a happy number.

45324427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 45324427 - 2²³ = 36935819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45324437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34602 + ... + 35887.

It is an arithmetic number, because the mean of its divisors is an integer number (11348890).

Almost surely, 2^45324427 is an apocalyptic number.

45324427 is a deficient number, since it is larger than the sum of its proper divisors (71133).

45324427 is an equidigital number, since it uses as much as digits as its factorization.

45324427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71132.

The product of its digits is 26880, while the sum is 31.

The square root of 45324427 is about 6732.3418659483. The cubic root of 45324427 is about 356.5420638882.

The spelling of 45324427 in words is "forty-five million, three hundred twenty-four thousand, four hundred twenty-seven".