381424324 has 12 divisors (see below), whose sum is σ = 675942400. Its totient is φ = 188297928.

The previous prime is 381424313. The next prime is 381424331. The reversal of 381424324 is 423424183.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 603204 + ... + 603835.

Almost surely, 2^381424324 is an apocalyptic number.

It is an amenable number.

381424324 is a deficient number, since it is larger than the sum of its proper divisors (294518076).

381424324 is a wasteful number, since it uses less digits than its factorization.

381424324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1207122 (or 1207120 counting only the distinct ones).

The product of its digits is 18432, while the sum is 31.

The square root of 381424324 is about 19530.0876598135. The cubic root of 381424324 is about 725.2194810720.

The spelling of 381424324 in words is "three hundred eighty-one million, four hundred twenty-four thousand, three hundred twenty-four".