285382406 has 8 divisors (see below), whose sum is σ = 439643280. Its totient is φ = 138834648.

The previous prime is 285382399. The next prime is 285382411. The reversal of 285382406 is 604283582.

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

It is a self number, because there is not a number n which added to its sum of digits gives 285382406.

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, 1928186 + ... + 1928333.

It is an arithmetic number, because the mean of its divisors is an integer number (54955410).

Almost surely, 2^285382406 is an apocalyptic number.

285382406 is a deficient number, since it is larger than the sum of its proper divisors (154260874).

285382406 is a wasteful number, since it uses less digits than its factorization.

285382406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3856558.

The product of its (nonzero) digits is 92160, while the sum is 38.

The square root of 285382406 is about 16893.2651077286. The cubic root of 285382406 is about 658.3786388234.

The spelling of 285382406 in words is "two hundred eighty-five million, three hundred eighty-two thousand, four hundred six".