3834649560 has 128 divisors (see below), whose sum is σ = 13161139200. Its totient is φ = 875573760.

The previous prime is 3834649541. The next prime is 3834649561. The reversal of 3834649560 is 659464383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3834649561) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1106230 + ... + 1109690.

It is an arithmetic number, because the mean of its divisors is an integer number (102821400).

Almost surely, 2^3834649560 is an apocalyptic number.

3834649560 is a gapful number since it is divisible by the number (30) 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 3834649560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6580569600).

3834649560 is an abundant number, since it is smaller than the sum of its proper divisors (9326489640).

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

3834649560 is a wasteful number, since it uses less digits than its factorization.

3834649560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4801 (or 4797 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 48.

The square root of 3834649560 is about 61924.5473136461. The cubic root of 3834649560 is about 1565.2194175645.

The spelling of 3834649560 in words is "three billion, eight hundred thirty-four million, six hundred forty-nine thousand, five hundred sixty".