44420403 has 8 divisors (see below), whose sum is σ = 59259600. Its totient is φ = 29597408.

The previous prime is 44420399. The next prime is 44420417. The reversal of 44420403 is 30402444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44420403 - 2² = 44420399 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44420403.

It is not an unprimeable number, because it can be changed into a prime (44420483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5713 + ... + 11021.

It is an arithmetic number, because the mean of its divisors is an integer number (7407450).

Almost surely, 2^44420403 is an apocalyptic number.

44420403 is a deficient number, since it is larger than the sum of its proper divisors (14839197).

44420403 is a wasteful number, since it uses less digits than its factorization.

44420403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8101.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 44420403 is about 6664.8633144274. The cubic root of 44420403 is about 354.1556419236.

Adding to 44420403 its reverse (30402444), we get a palindrome (74822847).

The spelling of 44420403 in words is "forty-four million, four hundred twenty thousand, four hundred three".