381382695 has 32 divisors (see below), whose sum is σ = 693792000. Its totient is φ = 198670752.

The previous prime is 381382681. The next prime is 381382751. The reversal of 381382695 is 596283183.

It is a happy number.

381382695 is a `hidden beast` number, since 381 + 3 + 8 + 269 + 5 = 666.

It is not a de Polignac number, because 381382695 - 2⁸ = 381382439 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 381382695.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27045 + ... + 38654.

It is an arithmetic number, because the mean of its divisors is an integer number (21681000).

Almost surely, 2^381382695 is an apocalyptic number.

381382695 is a deficient number, since it is larger than the sum of its proper divisors (312409305).

381382695 is a wasteful number, since it uses less digits than its factorization.

381382695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65756 (or 65750 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 381382695 is about 19529.0218649066. The cubic root of 381382695 is about 725.1930964060.

The spelling of 381382695 in words is "three hundred eighty-one million, three hundred eighty-two thousand, six hundred ninety-five".