44363421 has 12 divisors (see below), whose sum is σ = 67850172. Its totient is φ = 27835776.

The previous prime is 44363393. The next prime is 44363443. The reversal of 44363421 is 12436344.

44363421 is a `hidden beast` number, since 4 + 4 + 3 + 634 + 21 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 25100100 + 19263321 = 5010^2 + 4389^2 .

It is not a de Polignac number, because 44363421 - 2⁶ = 44363357 is a prime.

It is a super-2 number, since 2×44363421² = 3936226245646482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44363321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144826 + ... + 145131.

It is an arithmetic number, because the mean of its divisors is an integer number (5654181).

Almost surely, 2^44363421 is an apocalyptic number.

It is an amenable number.

44363421 is a deficient number, since it is larger than the sum of its proper divisors (23486751).

44363421 is a wasteful number, since it uses less digits than its factorization.

44363421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289980 (or 289977 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 44363421 is about 6660.5871362816. The cubic root of 44363421 is about 354.0041414818.

Adding to 44363421 its reverse (12436344), we get a palindrome (56799765).

The spelling of 44363421 in words is "forty-four million, three hundred sixty-three thousand, four hundred twenty-one".