44260421 has 4 divisors (see below), whose sum is σ = 44716812. Its totient is φ = 43804032.

The previous prime is 44260397. The next prime is 44260423. The reversal of 44260421 is 12406244.

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 33930625 + 10329796 = 5825^2 + 3214^2 .

It is a cyclic number.

It is not a de Polignac number, because 44260421 - 2¹⁸ = 43998277 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 (44260423) 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, 228050 + ... + 228243.

It is an arithmetic number, because the mean of its divisors is an integer number (11179203).

Almost surely, 2^44260421 is an apocalyptic number.

It is an amenable number.

44260421 is a deficient number, since it is larger than the sum of its proper divisors (456391).

44260421 is an equidigital number, since it uses as much as digits as its factorization.

44260421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456390.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 44260421 is about 6652.8505920395. The cubic root of 44260421 is about 353.7299615315.

Adding to 44260421 its reverse (12406244), we get a palindrome (56666665).

The spelling of 44260421 in words is "forty-four million, two hundred sixty thousand, four hundred twenty-one".