381701834 has 8 divisors (see below), whose sum is σ = 573729888. Its totient is φ = 190458540.

The previous prime is 381701821. The next prime is 381701861. The reversal of 381701834 is 438107183.

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

It is a junction number, because it is equal to n+sod(n) for n = 381701794 and 381701803.

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, 194972 + ... + 196919.

It is an arithmetic number, because the mean of its divisors is an integer number (71716236).

Almost surely, 2^381701834 is an apocalyptic number.

381701834 is a deficient number, since it is larger than the sum of its proper divisors (192028054).

381701834 is a wasteful number, since it uses less digits than its factorization.

381701834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392380.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 381701834 is about 19537.1910468214. The cubic root of 381701834 is about 725.3953192454.

It can be divided in two parts, 38170 and 1834, that added together give a palindrome (40004).

The spelling of 381701834 in words is "three hundred eighty-one million, seven hundred one thousand, eight hundred thirty-four".