285446134 has 8 divisors (see below), whose sum is σ = 437279328. Its totient is φ = 139686360.

The previous prime is 285446131. The next prime is 285446143. The reversal of 285446134 is 431644582.

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 = 285446093 and 285446102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (285446131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1518237 + ... + 1518424.

It is an arithmetic number, because the mean of its divisors is an integer number (54659916).

Almost surely, 2^285446134 is an apocalyptic number.

285446134 is a deficient number, since it is larger than the sum of its proper divisors (151833194).

285446134 is a wasteful number, since it uses less digits than its factorization.

285446134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3036710.

The product of its digits is 92160, while the sum is 37.

The square root of 285446134 is about 16895.1511979029. The cubic root of 285446134 is about 658.4276421142.

The spelling of 285446134 in words is "two hundred eighty-five million, four hundred forty-six thousand, one hundred thirty-four".