381364 has 12 divisors (see below), whose sum is σ = 677824. Its totient is φ = 187704.

The previous prime is 381347. The next prime is 381371. The reversal of 381364 is 463183.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

381364 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, 444 + ... + 979.

2³⁸¹³⁶⁴ is an apocalyptic number.

It is an amenable number.

381364 is a deficient number, since it is larger than the sum of its proper divisors (296460).

381364 is a wasteful number, since it uses less digits than its factorization.

381364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1494 (or 1492 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

The square root of 381364 is about 617.5467593632. The cubic root of 381364 is about 72.5181246798.

The spelling of 381364 in words is "three hundred eighty-one thousand, three hundred sixty-four".