384204996 has 72 divisors (see below), whose sum is σ = 1113700224. Its totient is φ = 109399680.

The previous prime is 384204971. The next prime is 384205009. The reversal of 384204996 is 699402483.

It is a super-2 number, since 2×384204996² = 295226957902720032, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76441 + ... + 81311.

Almost surely, 2^384204996 is an apocalyptic number.

384204996 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 384204996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (556850112).

384204996 is an abundant number, since it is smaller than the sum of its proper divisors (729495228).

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

384204996 is a wasteful number, since it uses less digits than its factorization.

384204996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5201 (or 5196 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 384204996 is about 19601.1478235332. The cubic root of 384204996 is about 726.9775552532.

The spelling of 384204996 in words is "three hundred eighty-four million, two hundred four thousand, nine hundred ninety-six".