4201866396 has 144 divisors (see below), whose sum is σ = 13173608448. Its totient is φ = 1099612800.

The previous prime is 4201866301. The next prime is 4201866401. The reversal of 4201866396 is 6936681024.

4201866396 is a `hidden beast` number, since 4 + 2 + 0 + 1 + 8 + 6 + 639 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 424261 + ... + 434051.

It is an arithmetic number, because the mean of its divisors is an integer number (91483392).

Almost surely, 2^4201866396 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4201866396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6586804224).

4201866396 is an abundant number, since it is smaller than the sum of its proper divisors (8971742052).

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

4201866396 is a wasteful number, since it uses less digits than its factorization.

4201866396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9952 (or 9947 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 4201866396 is about 64821.8049424729. The cubic root of 4201866396 is about 1613.6676024395.

The spelling of 4201866396 in words is "four billion, two hundred one million, eight hundred sixty-six thousand, three hundred ninety-six".