381729348 has 360 divisors, whose sum is σ = 1362626496. Its totient is φ = 90668160.

The previous prime is 381729331. The next prime is 381729389. The reversal of 381729348 is 843927183.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 3567511 + ... + 3567617.

Almost surely, 2^381729348 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 381729348, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (681313248).

381729348 is an abundant number, since it is smaller than the sum of its proper divisors (980897148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

381729348 is a wasteful number, since it uses less digits than its factorization.

381729348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 143 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 381729348 is about 19537.8951783451. The cubic root of 381729348 is about 725.4127482484.

The spelling of 381729348 in words is "three hundred eighty-one million, seven hundred twenty-nine thousand, three hundred forty-eight".