282081396 has 12 divisors (see below), whose sum is σ = 658189952. Its totient is φ = 94027128.

The previous prime is 282081389. The next prime is 282081409. The reversal of 282081396 is 693180282.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11753380 + ... + 11753403.

Almost surely, 2^282081396 is an apocalyptic number.

It is an amenable number.

282081396 is an abundant number, since it is smaller than the sum of its proper divisors (376108556).

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

282081396 is a wasteful number, since it uses less digits than its factorization.

282081396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23506790 (or 23506788 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 282081396 is about 16795.2789795228. The cubic root of 282081396 is about 655.8303057255.

The spelling of 282081396 in words is "two hundred eighty-two million, eighty-one thousand, three hundred ninety-six".