3601408860 has 216 divisors, whose sum is σ = 13455907920. Its totient is φ = 774724608.

The previous prime is 3601408841. The next prime is 3601408861. The reversal of 3601408860 is 688041063.

It is a happy number.

3601408860 is a `hidden beast` number, since 3 + 601 + 40 + 8 + 8 + 6 + 0 = 666.

3601408860 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3601408861) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 137931 + ... + 161949.

It is an arithmetic number, because the mean of its divisors is an integer number (62295870).

Almost surely, 2^3601408860 is an apocalyptic number.

3601408860 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 3601408860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6727953960).

3601408860 is an abundant number, since it is smaller than the sum of its proper divisors (9854499060).

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

3601408860 is a wasteful number, since it uses less digits than its factorization.

3601408860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24065 (or 24053 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 3601408860 is about 60011.7393515635. The cubic root of 3601408860 is about 1532.8187688428.

The spelling of 3601408860 in words is "three billion, six hundred one million, four hundred eight thousand, eight hundred sixty".