285442466 has 8 divisors (see below), whose sum is σ = 446779584. Its totient is φ = 136515940.

The previous prime is 285442459. The next prime is 285442481. The reversal of 285442466 is 664244582.

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

It is a super-3 number, since 3×285442466³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 3102590 + ... + 3102681.

It is an arithmetic number, because the mean of its divisors is an integer number (55847448).

Almost surely, 2^285442466 is an apocalyptic number.

285442466 is a deficient number, since it is larger than the sum of its proper divisors (161337118).

285442466 is a wasteful number, since it uses less digits than its factorization.

285442466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6205296.

The product of its digits is 368640, while the sum is 41.

The square root of 285442466 is about 16895.0426456994. The cubic root of 285442466 is about 658.4248218239.

The spelling of 285442466 in words is "two hundred eighty-five million, four hundred forty-two thousand, four hundred sixty-six".