384443842 has 16 divisors (see below), whose sum is σ = 592814592. Its totient is φ = 186913440.

The previous prime is 384443809. The next prime is 384443861. The reversal of 384443842 is 248344483.

It is a junction number, because it is equal to n+sod(n) for n = 384443795 and 384443804.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8178 + ... + 28909.

It is an arithmetic number, because the mean of its divisors is an integer number (37050912).

Almost surely, 2^384443842 is an apocalyptic number.

384443842 is a deficient number, since it is larger than the sum of its proper divisors (208370750).

384443842 is a wasteful number, since it uses less digits than its factorization.

384443842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37233.

The product of its digits is 294912, while the sum is 40.

The square root of 384443842 is about 19607.2395303367. The cubic root of 384443842 is about 727.1281690440.

The spelling of 384443842 in words is "three hundred eighty-four million, four hundred forty-three thousand, eight hundred forty-two".