381268 has 6 divisors (see below), whose sum is σ = 667226. Its totient is φ = 190632.

The previous prime is 381253. The next prime is 381287. The reversal of 381268 is 862183.

It can be written as a sum of positive squares in only one way, i.e., 374544 + 6724 = 612^2 + 82^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47655 + ... + 47662.

2³⁸¹²⁶⁸ is an apocalyptic number.

It is an amenable number.

381268 is a deficient number, since it is larger than the sum of its proper divisors (285958).

381268 is a wasteful number, since it uses less digits than its factorization.

381268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95321 (or 95319 counting only the distinct ones).

The product of its digits is 2304, while the sum is 28.

The square root of 381268 is about 617.4690275633. The cubic root of 381268 is about 72.5120392214.

It can be divided in two parts, 38 and 1268, that multiplied together give a palindrome (48184).

The spelling of 381268 in words is "three hundred eighty-one thousand, two hundred sixty-eight".