285416463 has 8 divisors (see below), whose sum is σ = 393678000. Its totient is φ = 183716288.

The previous prime is 285416459. The next prime is 285416471. The reversal of 285416463 is 364614582.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 285416463 - 2² = 285416459 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (285411463) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1640238 + ... + 1640411.

It is an arithmetic number, because the mean of its divisors is an integer number (49209750).

Almost surely, 2^285416463 is an apocalyptic number.

285416463 is a deficient number, since it is larger than the sum of its proper divisors (108261537).

285416463 is a wasteful number, since it uses less digits than its factorization.

285416463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3280681.

The product of its digits is 138240, while the sum is 39.

The square root of 285416463 is about 16894.2730829119. The cubic root of 285416463 is about 658.4048276714.

The spelling of 285416463 in words is "two hundred eighty-five million, four hundred sixteen thousand, four hundred sixty-three".