285604106 has 4 divisors (see below), whose sum is σ = 428406162. Its totient is φ = 142802052.

The previous prime is 285604091. The next prime is 285604117. The reversal of 285604106 is 601406582.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 247275625 + 38328481 = 15725^2 + 6191^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71401025 + ... + 71401028.

Almost surely, 2^285604106 is an apocalyptic number.

285604106 is a deficient number, since it is larger than the sum of its proper divisors (142802056).

285604106 is a wasteful number, since it uses less digits than its factorization.

285604106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142802055.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 285604106 is about 16899.8256204021. The cubic root of 285604106 is about 658.5490823643.

The spelling of 285604106 in words is "two hundred eighty-five million, six hundred four thousand, one hundred six".