381227463 has 12 divisors (see below), whose sum is σ = 561052440. Its totient is φ = 249356016.

The previous prime is 381227459. The next prime is 381227477. The reversal of 381227463 is 364722183.

It is a happy number.

381227463 is a `hidden beast` number, since 381 + 2 + 274 + 6 + 3 = 666.

It is not a de Polignac number, because 381227463 - 2² = 381227459 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381227453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 399133 + ... + 400086.

It is an arithmetic number, because the mean of its divisors is an integer number (46754370).

Almost surely, 2^381227463 is an apocalyptic number.

381227463 is a deficient number, since it is larger than the sum of its proper divisors (179824977).

381227463 is a wasteful number, since it uses less digits than its factorization.

381227463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799278 (or 799275 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 381227463 is about 19525.0470678050. The cubic root of 381227463 is about 725.0946926653.

The spelling of 381227463 in words is "three hundred eighty-one million, two hundred twenty-seven thousand, four hundred sixty-three".