44220003 has 16 divisors (see below), whose sum is σ = 59781120. Its totient is φ = 29072736.

The previous prime is 44219971. The next prime is 44220023. The reversal of 44220003 is 30002244.

It is a happy number.

It is not a de Polignac number, because 44220003 - 2⁵ = 44219971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44220023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105328 + ... + 105746.

It is an arithmetic number, because the mean of its divisors is an integer number (3736320).

Almost surely, 2^44220003 is an apocalyptic number.

44220003 is a deficient number, since it is larger than the sum of its proper divisors (15561117).

44220003 is a wasteful number, since it uses less digits than its factorization.

44220003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 44220003 is about 6649.8122529888. The cubic root of 44220003 is about 353.6222549814.

Adding to 44220003 its reverse (30002244), we get a palindrome (74222247).

The spelling of 44220003 in words is "forty-four million, two hundred twenty thousand, three".