381352 has 16 divisors (see below), whose sum is σ = 725940. Its totient is φ = 187776.

The previous prime is 381347. The next prime is 381371. The reversal of 381352 is 253183.

It can be written as a sum of positive squares in 2 ways, for example, as 376996 + 4356 = 614^2 + 66^2 .

It is an unprimeable number.

381352 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258 + ... + 910.

2³⁸¹³⁵² is an apocalyptic number.

It is an amenable number.

381352 is a deficient number, since it is larger than the sum of its proper divisors (344588).

381352 is a wasteful number, since it uses less digits than its factorization.

381352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732 (or 728 counting only the distinct ones).

The product of its digits is 720, while the sum is 22.

The square root of 381352 is about 617.5370434233. The cubic root of 381352 is about 72.5173640534.

The spelling of 381352 in words is "three hundred eighty-one thousand, three hundred fifty-two".