44402 has 6 divisors (see below), whose sum is σ = 67053. Its totient is φ = 22052.

The previous prime is 44389. The next prime is 44417. The reversal of 44402 is 20444.

It can be written as a sum of positive squares in 2 ways, for example, as 36481 + 7921 = 191^2 + 89^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=149.

It is a Duffinian number.

It is a plaindrome in base 14.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 224 + ... + 372.

2⁴⁴⁴⁰² is an apocalyptic number.

44402 is a deficient number, since it is larger than the sum of its proper divisors (22651).

44402 is an equidigital number, since it uses as much as digits as its factorization.

44402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300 (or 151 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 44402 is about 210.7178207936. The cubic root of 44402 is about 35.4106727265.

Multiplying 44402 by its product of nonzero digits (128), we get a square (5683456 = 2384²).

Adding to 44402 its reverse (20444), we get a palindrome (64846).

The spelling of 44402 in words is "forty-four thousand, four hundred two", and thus it is an iban number.