3440444263 has 8 divisors (see below), whose sum is σ = 3552197760. Its totient is φ = 3328739040.

The previous prime is 3440444257. The next prime is 3440444299. The reversal of 3440444263 is 3624440443.

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 3440444263 - 2²¹ = 3438347111 is a prime.

It is a super-2 number, since 2×3440444263² = 23673313453619226338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3440444363) 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, 183153 + ... + 201061.

It is an arithmetic number, because the mean of its divisors is an integer number (444024720).

Almost surely, 2^3440444263 is an apocalyptic number.

3440444263 is a deficient number, since it is larger than the sum of its proper divisors (111753497).

3440444263 is a wasteful number, since it uses less digits than its factorization.

3440444263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24137.

The product of its (nonzero) digits is 110592, while the sum is 34.

The square root of 3440444263 is about 58655.3003828299. The cubic root of 3440444263 is about 1509.6334450809.

The spelling of 3440444263 in words is "three billion, four hundred forty million, four hundred forty-four thousand, two hundred sixty-three".