4494093444 has 27 divisors (see below), whose sum is σ = 11361086373. Its totient is φ = 1497897072.

The previous prime is 4494093437. The next prime is 4494093451. The reversal of 4494093444 is 4443904944.

The square root of 4494093444 is 67038.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (4494093437) and next prime (4494093451).

It can be written as a sum of positive squares in only one way, i.e., 2104056900 + 2390036544 = 45870^2 + 48888^2 .

It is a super-2 number, since 2×4494093444² = 40393751766807562272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4494093444.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 396642 + ... + 407814.

Almost surely, 2^4494093444 is an apocalyptic number.

4494093444 is the 67038-th square number.

It is an amenable number.

4494093444 is an abundant number, since it is smaller than the sum of its proper divisors (6866992929).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4494093444 is an equidigital number, since it uses as much as digits as its factorization.

4494093444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22356 (or 11178 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The cubic root of 4494093444 is about 1650.2409741716.

It can be divided in two parts, 44940 and 93444, that added together give a square (138384 = 372²).

The spelling of 4494093444 in words is "four billion, four hundred ninety-four million, ninety-three thousand, four hundred forty-four".