285068632 has 8 divisors (see below), whose sum is σ = 534503700. Its totient is φ = 142534312.

The previous prime is 285068573. The next prime is 285068633. The reversal of 285068632 is 236860582.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (285068633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17816782 + ... + 17816797.

Almost surely, 2^285068632 is an apocalyptic number.

It is an amenable number.

285068632 is a deficient number, since it is larger than the sum of its proper divisors (249435068).

285068632 is a wasteful number, since it uses less digits than its factorization.

285068632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35633585 (or 35633581 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 285068632 is about 16883.9755981818. The cubic root of 285068632 is about 658.1372576072.

The spelling of 285068632 in words is "two hundred eighty-five million, sixty-eight thousand, six hundred thirty-two".