384248812 has 12 divisors (see below), whose sum is σ = 673936200. Its totient is φ = 191695616.

The previous prime is 384248803. The next prime is 384248831. The reversal of 384248812 is 218842483.

It is a super-2 number, since 2×384248812² = 295294299046822688, which contains 22 as substring.

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, 105178 + ... + 108769.

It is an arithmetic number, because the mean of its divisors is an integer number (56161350).

Almost surely, 2^384248812 is an apocalyptic number.

It is an amenable number.

384248812 is a deficient number, since it is larger than the sum of its proper divisors (289687388).

384248812 is a wasteful number, since it uses less digits than its factorization.

384248812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214400 (or 214398 counting only the distinct ones).

The product of its digits is 98304, while the sum is 40.

The square root of 384248812 is about 19602.2654813162. The cubic root of 384248812 is about 727.0051898390.

The spelling of 384248812 in words is "three hundred eighty-four million, two hundred forty-eight thousand, eight hundred twelve".