1044223407 has 10 divisors (see below), whose sum is σ = 1559889408. Its totient is φ = 696148884.

The previous prime is 1044223403. The next prime is 1044223409. The reversal of 1044223407 is 7043224401.

It is not a de Polignac number, because 1044223407 - 2² = 1044223403 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044223403) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6445743 + ... + 6445904.

Almost surely, 2^1044223407 is an apocalyptic number.

1044223407 is a deficient number, since it is larger than the sum of its proper divisors (515666001).

1044223407 is an equidigital number, since it uses as much as digits as its factorization.

1044223407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12891659 (or 12891650 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 1044223407 is about 32314.4457944121. The cubic root of 1044223407 is about 1014.5290208963.

Adding to 1044223407 its reverse (7043224401), we get a palindrome (8087447808).

The spelling of 1044223407 in words is "one billion, forty-four million, two hundred twenty-three thousand, four hundred seven".