381496828 has 6 divisors (see below), whose sum is σ = 667619456. Its totient is φ = 190748412.

The previous prime is 381496823. The next prime is 381496831. The reversal of 381496828 is 828694183.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381496823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47687100 + ... + 47687107.

Almost surely, 2^381496828 is an apocalyptic number.

It is an amenable number.

381496828 is a deficient number, since it is larger than the sum of its proper divisors (286122628).

381496828 is a wasteful number, since it uses less digits than its factorization.

381496828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95374211 (or 95374209 counting only the distinct ones).

The product of its digits is 663552, while the sum is 49.

The square root of 381496828 is about 19531.9437844778. The cubic root of 381496828 is about 725.2654298825.

The spelling of 381496828 in words is "three hundred eighty-one million, four hundred ninety-six thousand, eight hundred twenty-eight".