44216453 has 4 divisors (see below), whose sum is σ = 44441100. Its totient is φ = 43991808.

The previous prime is 44216441. The next prime is 44216461. The reversal of 44216453 is 35461244.

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 38912644 + 5303809 = 6238^2 + 2303^2 .

It is a cyclic number.

It is not a de Polignac number, because 44216453 - 2²⁰ = 43167877 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 (44216353) 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, 112028 + ... + 112421.

It is an arithmetic number, because the mean of its divisors is an integer number (11110275).

Almost surely, 2^44216453 is an apocalyptic number.

It is an amenable number.

44216453 is a deficient number, since it is larger than the sum of its proper divisors (224647).

44216453 is a wasteful number, since it uses less digits than its factorization.

44216453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224646.

The product of its digits is 11520, while the sum is 29.

The square root of 44216453 is about 6649.5453228022. The cubic root of 44216453 is about 353.6127917482.

Adding to 44216453 its reverse (35461244), we get a palindrome (79677697).

The spelling of 44216453 in words is "forty-four million, two hundred sixteen thousand, four hundred fifty-three".