44482421 has 4 divisors (see below), whose sum is σ = 47099052. Its totient is φ = 41865792.

The previous prime is 44482409. The next prime is 44482453. The reversal of 44482421 is 12428444.

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 29311396 + 15171025 = 5414^2 + 3895^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44482421 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 (44482121) 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, 1308290 + ... + 1308323.

It is an arithmetic number, because the mean of its divisors is an integer number (11774763).

Almost surely, 2^44482421 is an apocalyptic number.

It is an amenable number.

44482421 is a deficient number, since it is larger than the sum of its proper divisors (2616631).

44482421 is a wasteful number, since it uses less digits than its factorization.

44482421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2616630.

The product of its digits is 8192, while the sum is 29.

The square root of 44482421 is about 6669.5143001571. The cubic root of 44482421 is about 354.3203846190.

The spelling of 44482421 in words is "forty-four million, four hundred eighty-two thousand, four hundred twenty-one".