381966096 has 80 divisors (see below), whose sum is σ = 1017792000. Its totient is φ = 123346944.

The previous prime is 381966077. The next prime is 381966113. The reversal of 381966096 is 690669183.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 797185 + ... + 797663.

It is an arithmetic number, because the mean of its divisors is an integer number (12722400).

Almost surely, 2^381966096 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 381966096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (508896000).

381966096 is an abundant number, since it is smaller than the sum of its proper divisors (635825904).

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

381966096 is a wasteful number, since it uses less digits than its factorization.

381966096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976 (or 970 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 48.

The square root of 381966096 is about 19543.9529266727. The cubic root of 381966096 is about 725.5626839085.

The spelling of 381966096 in words is "three hundred eighty-one million, nine hundred sixty-six thousand, ninety-six".