3894061400 has 96 divisors (see below), whose sum is σ = 9550430400. Its totient is φ = 1472515200.

The previous prime is 3894061399. The next prime is 3894061403. The reversal of 3894061400 is 41604983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3894061403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2625059 + ... + 2626541.

It is an arithmetic number, because the mean of its divisors is an integer number (99483650).

Almost surely, 2^3894061400 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 3894061400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4775215200).

3894061400 is an abundant number, since it is smaller than the sum of its proper divisors (5656369000).

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

3894061400 is a wasteful number, since it uses less digits than its factorization.

3894061400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209 (or 2200 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 3894061400 is about 62402.4150173693. The cubic root of 3894061400 is about 1573.2615604927.

The spelling of 3894061400 in words is "three billion, eight hundred ninety-four million, sixty-one thousand, four hundred".