381364824 has 16 divisors (see below), whose sum is σ = 953412120. Its totient is φ = 127121600.

The previous prime is 381364793. The next prime is 381364843. The reversal of 381364824 is 428463183.

It is a happy number.

381364824 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7945077 + ... + 7945124.

Almost surely, 2^381364824 is an apocalyptic number.

It is an amenable number.

381364824 is an abundant number, since it is smaller than the sum of its proper divisors (572047296).

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

381364824 is a wasteful number, since it uses less digits than its factorization.

381364824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15890210 (or 15890206 counting only the distinct ones).

The product of its digits is 110592, while the sum is 39.

The square root of 381364824 is about 19528.5643097489. The cubic root of 381364824 is about 725.1817690889.

The spelling of 381364824 in words is "three hundred eighty-one million, three hundred sixty-four thousand, eight hundred twenty-four".