4443770340 has 72 divisors (see below), whose sum is σ = 13944261240. Its totient is φ = 1144141824.

The previous prime is 4443770339. The next prime is 4443770389. The reversal of 4443770340 is 430773444.

It can be written as a sum of positive squares in 4 ways, for example, as 50466816 + 4393303524 = 7104^2 + 66282^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4443770295 and 4443770304.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 420429 + ... + 430868.

It is an arithmetic number, because the mean of its divisors is an integer number (193670295).

Almost surely, 2^4443770340 is an apocalyptic number.

It is an amenable number.

4443770340 is an abundant number, since it is smaller than the sum of its proper divisors (9500490900).

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

4443770340 is a wasteful number, since it uses less digits than its factorization.

4443770340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851341 (or 851336 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 36.

The square root of 4443770340 is about 66661.6106916117. The cubic root of 4443770340 is about 1644.0582544580.

The spelling of 4443770340 in words is "four billion, four hundred forty-three million, seven hundred seventy thousand, three hundred forty".