3970841616 has 360 divisors, whose sum is σ = 14124408480. Its totient is φ = 1073834496.

The previous prime is 3970841603. The next prime is 3970841627. The reversal of 3970841616 is 6161480793.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3619180 + ... + 3620276.

It is an arithmetic number, because the mean of its divisors is an integer number (39234468).

Almost surely, 2^3970841616 is an apocalyptic number.

3970841616 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 3970841616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7062204240).

3970841616 is an abundant number, since it is smaller than the sum of its proper divisors (10153566864).

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

3970841616 is a wasteful number, since it uses less digits than its factorization.

3970841616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153 (or 1128 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 3970841616 is about 63014.6143049372. The cubic root of 3970841616 is about 1583.5344706348.

The spelling of 3970841616 in words is "three billion, nine hundred seventy million, eight hundred forty-one thousand, six hundred sixteen".