384881396 has 6 divisors (see below), whose sum is σ = 673542450. Its totient is φ = 192440696.

The previous prime is 384881383. The next prime is 384881447. The reversal of 384881396 is 693188483.

It can be written as a sum of positive squares in only one way, i.e., 365344996 + 19536400 = 19114^2 + 4420^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48110171 + ... + 48110178.

It is an arithmetic number, because the mean of its divisors is an integer number (112257075).

Almost surely, 2^384881396 is an apocalyptic number.

It is an amenable number.

384881396 is a deficient number, since it is larger than the sum of its proper divisors (288661054).

384881396 is a wasteful number, since it uses less digits than its factorization.

384881396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96220353 (or 96220351 counting only the distinct ones).

The product of its digits is 995328, while the sum is 50.

The square root of 384881396 is about 19618.3943277731. The cubic root of 384881396 is about 727.4039242838.

The spelling of 384881396 in words is "three hundred eighty-four million, eight hundred eighty-one thousand, three hundred ninety-six".