3420444416 has 36 divisors (see below), whose sum is σ = 6890221800. Its totient is φ = 1694518272.

The previous prime is 3420444389. The next prime is 3420444449. The reversal of 3420444416 is 6144440243.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33386 + ... + 89193.

It is an arithmetic number, because the mean of its divisors is an integer number (191395050).

Almost surely, 2^3420444416 is an apocalyptic number.

It is an amenable number.

3420444416 is an abundant number, since it is smaller than the sum of its proper divisors (3469777384).

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

3420444416 is a wasteful number, since it uses less digits than its factorization.

3420444416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122704 (or 122690 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

The square root of 3420444416 is about 58484.5656220511. The cubic root of 3420444416 is about 1506.7025123519.

Adding to 3420444416 its reverse (6144440243), we get a palindrome (9564884659).

The spelling of 3420444416 in words is "three billion, four hundred twenty million, four hundred forty-four thousand, four hundred sixteen".