4427777244 has 96 divisors (see below), whose sum is σ = 11658995712. Its totient is φ = 1295712000.

The previous prime is 4427777201. The next prime is 4427777261.

4427777244 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×4427777244² = 39210422644968471072, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4427777193 and 4427777202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2703994 + ... + 2705630.

It is an arithmetic number, because the mean of its divisors is an integer number (121447872).

Almost surely, 2^4427777244 is an apocalyptic number.

4427777244 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4427777244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5829497856).

4427777244 is an abundant number, since it is smaller than the sum of its proper divisors (7231218468).

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

4427777244 is a wasteful number, since it uses less digits than its factorization.

4427777244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2347 (or 2345 counting only the distinct ones).

The product of its digits is 2458624, while the sum is 48.

The square root of 4427777244 is about 66541.5452480629. The cubic root of 4427777244 is about 1642.0835658365.

The spelling of 4427777244 in words is "four billion, four hundred twenty-seven million, seven hundred seventy-seven thousand, two hundred forty-four".