381082296 has 128 divisors (see below), whose sum is σ = 1121402880. Its totient is φ = 105670656.

The previous prime is 381082279. The next prime is 381082307. The reversal of 381082296 is 692280183.

It is a happy number.

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 31 ways as a sum of consecutive naturals, for example, 1130640 + ... + 1130976.

It is an arithmetic number, because the mean of its divisors is an integer number (8760960).

Almost surely, 2^381082296 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 381082296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (560701440).

381082296 is an abundant number, since it is smaller than the sum of its proper divisors (740320584).

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

381082296 is a wasteful number, since it uses less digits than its factorization.

381082296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533 (or 529 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 381082296 is about 19521.3292580193. The cubic root of 381082296 is about 725.0026450954.

It can be divided in two parts, 38108 and 2296, that added together give a palindrome (40404).

The spelling of 381082296 in words is "three hundred eighty-one million, eighty-two thousand, two hundred ninety-six".