381674472 has 16 divisors (see below), whose sum is σ = 954186240. Its totient is φ = 127224816.

The previous prime is 381674471. The next prime is 381674473. The reversal of 381674472 is 274476183.

It is an interprime number because it is at equal distance from previous prime (381674471) and next prime (381674473).

It is not an unprimeable number, because it can be changed into a prime (381674471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7951528 + ... + 7951575.

It is an arithmetic number, because the mean of its divisors is an integer number (59636640).

Almost surely, 2^381674472 is an apocalyptic number.

It is an amenable number.

381674472 is an abundant number, since it is smaller than the sum of its proper divisors (572511768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

381674472 is a wasteful number, since it uses less digits than its factorization.

381674472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15903112 (or 15903108 counting only the distinct ones).

The product of its digits is 225792, while the sum is 42.

The square root of 381674472 is about 19536.4907800761. The cubic root of 381674472 is about 725.3779856975.

The spelling of 381674472 in words is "three hundred eighty-one million, six hundred seventy-four thousand, four hundred seventy-two".