384263312 has 10 divisors (see below), whose sum is σ = 744510198. Its totient is φ = 192131648.

The previous prime is 384263273. The next prime is 384263317. The reversal of 384263312 is 213362483.

It can be written as a sum of positive squares in only one way, i.e., 380406016 + 3857296 = 19504^2 + 1964^2 .

It is not an unprimeable number, because it can be changed into a prime (384263317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12008213 + ... + 12008244.

Almost surely, 2^384263312 is an apocalyptic number.

It is an amenable number.

384263312 is a deficient number, since it is larger than the sum of its proper divisors (360246886).

384263312 is a wasteful number, since it uses less digits than its factorization.

384263312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24016465 (or 24016459 counting only the distinct ones).

The product of its digits is 20736, while the sum is 32.

The square root of 384263312 is about 19602.6353330362. The cubic root of 384263312 is about 727.0143344716.

The spelling of 384263312 in words is "three hundred eighty-four million, two hundred sixty-three thousand, three hundred twelve".