3861463320 has 384 divisors, whose sum is σ = 15243076800. Its totient is φ = 863723520.

The previous prime is 3861463313. The next prime is 3861463337. The reversal of 3861463320 is 233641683.

3861463320 is a `hidden beast` number, since 3 + 8 + 6 + 14 + 633 + 2 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1697704 + ... + 1699976.

Almost surely, 2^3861463320 is an apocalyptic number.

3861463320 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 3861463320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7621538400).

3861463320 is an abundant number, since it is smaller than the sum of its proper divisors (11381613480).

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

3861463320 is a wasteful number, since it uses less digits than its factorization.

3861463320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2328 (or 2307 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 3861463320 is about 62140.6736365160. The cubic root of 3861463320 is about 1568.8592088753.

The spelling of 3861463320 in words is "three billion, eight hundred sixty-one million, four hundred sixty-three thousand, three hundred twenty".