381833150 has 12 divisors (see below), whose sum is σ = 710209752. Its totient is φ = 152733240.

The previous prime is 381833113. The next prime is 381833159. The reversal of 381833150 is 51338183.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381833159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3818282 + ... + 3818381.

It is an arithmetic number, because the mean of its divisors is an integer number (59184146).

Almost surely, 2^381833150 is an apocalyptic number.

381833150 is a deficient number, since it is larger than the sum of its proper divisors (328376602).

381833150 is a wasteful number, since it uses less digits than its factorization.

381833150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7636675 (or 7636670 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 381833150 is about 19540.5514251773. The cubic root of 381833150 is about 725.4784950664.

The spelling of 381833150 in words is "three hundred eighty-one million, eight hundred thirty-three thousand, one hundred fifty".