381496735 has 16 divisors (see below), whose sum is σ = 461306880. Its totient is φ = 302868000.

The previous prime is 381496733. The next prime is 381496741. The reversal of 381496735 is 537694183.

It is not a de Polignac number, because 381496735 - 2¹ = 381496733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381496733) 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 in 15 ways as a sum of consecutive naturals, for example, 507610 + ... + 508360.

It is an arithmetic number, because the mean of its divisors is an integer number (28831680).

Almost surely, 2^381496735 is an apocalyptic number.

381496735 is a deficient number, since it is larger than the sum of its proper divisors (79810145).

381496735 is a wasteful number, since it uses less digits than its factorization.

381496735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398.

The product of its digits is 544320, while the sum is 46.

The square root of 381496735 is about 19531.9414037622. The cubic root of 381496735 is about 725.2653709483.

The spelling of 381496735 in words is "three hundred eighty-one million, four hundred ninety-six thousand, seven hundred thirty-five".