3428908416 has 256 divisors, whose sum is σ = 10803840000. Its totient is φ = 1067489280.

The previous prime is 3428908349. The next prime is 3428908421. The reversal of 3428908416 is 6148098243.

It is a happy number.

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, 5187126 + ... + 5187786.

It is an arithmetic number, because the mean of its divisors is an integer number (42202500).

Almost surely, 2^3428908416 is an apocalyptic number.

3428908416 is a gapful number since it is divisible by the number (36) 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 3428908416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5401920000).

3428908416 is an abundant number, since it is smaller than the sum of its proper divisors (7374931584).

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

3428908416 is a wasteful number, since it uses less digits than its factorization.

3428908416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782 (or 764 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 3428908416 is about 58556.8818841987. The cubic root of 3428908416 is about 1507.9442832972.

The spelling of 3428908416 in words is "three billion, four hundred twenty-eight million, nine hundred eight thousand, four hundred sixteen".