384244146 has 72 divisors (see below), whose sum is σ = 983535696. Its totient is φ = 107471520.

The previous prime is 384244123. The next prime is 384244153. The reversal of 384244146 is 641442483.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 384244146.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 27721 + ... + 39203.

It is an arithmetic number, because the mean of its divisors is an integer number (13660218).

Almost surely, 2^384244146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 384244146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (491767848).

384244146 is an abundant number, since it is smaller than the sum of its proper divisors (599291550).

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

384244146 is a wasteful number, since it uses less digits than its factorization.

384244146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11528 (or 11512 counting only the distinct ones).

The product of its digits is 73728, while the sum is 36.

The square root of 384244146 is about 19602.1464640993. The cubic root of 384244146 is about 727.0022471104.

The spelling of 384244146 in words is "three hundred eighty-four million, two hundred forty-four thousand, one hundred forty-six".