4404492217 has 4 divisors (see below), whose sum is σ = 4405383936. Its totient is φ = 4403600500.

The previous prime is 4404492187. The next prime is 4404492221. The reversal of 4404492217 is 7122944044.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4404492217 - 2²³ = 4396103609 is a prime.

It is a super-2 number, since 2×4404492217² = 38799103379227150178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4404493217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 438409 + ... + 448342.

It is an arithmetic number, because the mean of its divisors is an integer number (1101345984).

Almost surely, 2^4404492217 is an apocalyptic number.

It is an amenable number.

4404492217 is a deficient number, since it is larger than the sum of its proper divisors (891719).

4404492217 is an equidigital number, since it uses as much as digits as its factorization.

4404492217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891718.

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 4404492217 is about 66366.3485284523. The cubic root of 4404492217 is about 1639.2000134863.

The spelling of 4404492217 in words is "four billion, four hundred four million, four hundred ninety-two thousand, two hundred seventeen".