3443477440 has 112 divisors (see below), whose sum is σ = 8937821088. Its totient is φ = 1255993344.

The previous prime is 3443477431. The next prime is 3443477447. The reversal of 3443477440 is 447743443.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 3443477393 and 3443477402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3443477447) 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 15 ways as a sum of consecutive naturals, for example, 340294 + ... + 350266.

It is an arithmetic number, because the mean of its divisors is an integer number (79801974).

Almost surely, 2^3443477440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3443477440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4468910544).

3443477440 is an abundant number, since it is smaller than the sum of its proper divisors (5494343648).

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

3443477440 is a wasteful number, since it uses less digits than its factorization.

3443477440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10086 (or 10076 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 40.

The square root of 3443477440 is about 58681.1506362989. The cubic root of 3443477440 is about 1510.0769576145.

The spelling of 3443477440 in words is "three billion, four hundred forty-three million, four hundred seventy-seven thousand, four hundred forty".