3994214400 has 504 divisors, whose sum is σ = 15687181224. Its totient is φ = 963379200.

The previous prime is 3994214381. The next prime is 3994214407. The reversal of 3994214400 is 44124993.

3994214400 is a `hidden beast` number, since 39 + 9 + 4 + 214 + 400 = 666.

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 (3994214407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 20275102 + ... + 20275298.

Almost surely, 2^3994214400 is an apocalyptic number.

3994214400 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 3994214400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7843590612).

3994214400 is an abundant number, since it is smaller than the sum of its proper divisors (11692966824).

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

3994214400 is a wasteful number, since it uses less digits than its factorization.

3994214400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250 (or 218 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 3994214400 is about 63199.7974680299. The cubic root of 3994214400 is about 1586.6353437155.

The spelling of 3994214400 in words is "three billion, nine hundred ninety-four million, two hundred fourteen thousand, four hundred".