381794408 has 16 divisors (see below), whose sum is σ = 726550080. Its totient is φ = 188047728.

The previous prime is 381794393. The next prime is 381794429. The reversal of 381794408 is 804497183.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355616 + ... + 356687.

It is an arithmetic number, because the mean of its divisors is an integer number (45409380).

Almost surely, 2^381794408 is an apocalyptic number.

It is an amenable number.

381794408 is a deficient number, since it is larger than the sum of its proper divisors (344755672).

381794408 is a wasteful number, since it uses less digits than its factorization.

381794408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712376 (or 712372 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 381794408 is about 19539.5600769311. The cubic root of 381794408 is about 725.4539577884.

The spelling of 381794408 in words is "three hundred eighty-one million, seven hundred ninety-four thousand, four hundred eight".