381692163 has 8 divisors (see below), whose sum is σ = 510859008. Its totient is φ = 253493384.

The previous prime is 381692161. The next prime is 381692173. The reversal of 381692163 is 361296183.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 381692163 - 2¹ = 381692161 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (381692161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241095 + ... + 242672.

It is an arithmetic number, because the mean of its divisors is an integer number (63857376).

Almost surely, 2^381692163 is an apocalyptic number.

381692163 is a deficient number, since it is larger than the sum of its proper divisors (129166845).

381692163 is a wasteful number, since it uses less digits than its factorization.

381692163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484033.

The product of its digits is 46656, while the sum is 39.

The square root of 381692163 is about 19536.9435429394. The cubic root of 381692163 is about 725.3891928602.

The spelling of 381692163 in words is "three hundred eighty-one million, six hundred ninety-two thousand, one hundred sixty-three".