381336902 has 8 divisors (see below), whose sum is σ = 572255712. Its totient is φ = 190585000.

The previous prime is 381336899. The next prime is 381336947. The reversal of 381336902 is 209633183.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 35849 + ... + 45252.

It is an arithmetic number, because the mean of its divisors is an integer number (71531964).

Almost surely, 2^381336902 is an apocalyptic number.

381336902 is a deficient number, since it is larger than the sum of its proper divisors (190918810).

381336902 is a wasteful number, since it uses less digits than its factorization.

381336902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83454.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 381336902 is about 19527.8493951587. The cubic root of 381336902 is about 725.1640703585.

The spelling of 381336902 in words is "three hundred eighty-one million, three hundred thirty-six thousand, nine hundred two".