285199352 has 8 divisors (see below), whose sum is σ = 534748800. Its totient is φ = 142599672.

The previous prime is 285199319. The next prime is 285199363. The reversal of 285199352 is 253991582.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17824952 + ... + 17824967.

It is an arithmetic number, because the mean of its divisors is an integer number (66843600).

Almost surely, 2^285199352 is an apocalyptic number.

It is an amenable number.

285199352 is a deficient number, since it is larger than the sum of its proper divisors (249549448).

285199352 is a wasteful number, since it uses less digits than its factorization.

285199352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35649925 (or 35649921 counting only the distinct ones).

The product of its digits is 194400, while the sum is 44.

The square root of 285199352 is about 16887.8462806836. The cubic root of 285199352 is about 658.2378398833.

The spelling of 285199352 in words is "two hundred eighty-five million, one hundred ninety-nine thousand, three hundred fifty-two".