285916342 has 8 divisors (see below), whose sum is σ = 431271000. Its totient is φ = 142159344.

The previous prime is 285916321. The next prime is 285916373. The reversal of 285916342 is 243619582.

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

It is a junction number, because it is equal to n+sod(n) for n = 285916295 and 285916304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398967 + ... + 399682.

It is an arithmetic number, because the mean of its divisors is an integer number (53908875).

Almost surely, 2^285916342 is an apocalyptic number.

285916342 is a deficient number, since it is larger than the sum of its proper divisors (145354658).

285916342 is a wasteful number, since it uses less digits than its factorization.

285916342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798830.

The product of its digits is 103680, while the sum is 40.

The square root of 285916342 is about 16909.0609437662. The cubic root of 285916342 is about 658.7889806947.

The spelling of 285916342 in words is "two hundred eighty-five million, nine hundred sixteen thousand, three hundred forty-two".