382555216 has 20 divisors (see below), whose sum is σ = 784801332. Its totient is φ = 180025856.

The previous prime is 382555213. The next prime is 382555241. The reversal of 382555216 is 612555283.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 334890000 + 47665216 = 18300^2 + 6904^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (382555213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 702955 + ... + 703498.

Almost surely, 2^382555216 is an apocalyptic number.

It is an amenable number.

382555216 is an abundant number, since it is smaller than the sum of its proper divisors (402246116).

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

382555216 is a wasteful number, since it uses less digits than its factorization.

382555216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406478 (or 1406472 counting only the distinct ones).

The product of its digits is 72000, while the sum is 37.

The square root of 382555216 is about 19559.0187892951. The cubic root of 382555216 is about 725.9355127425.

The spelling of 382555216 in words is "three hundred eighty-two million, five hundred fifty-five thousand, two hundred sixteen".