855259204 has 6 divisors (see below), whose sum is σ = 1496703614. Its totient is φ = 427629600.

The previous prime is 855259201. The next prime is 855259211. The reversal of 855259204 is 402952558.

It can be written as a sum of positive squares in only one way, i.e., 778521604 + 76737600 = 27902^2 + 8760^2 .

It is not an unprimeable number, because it can be changed into a prime (855259201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106907397 + ... + 106907404.

Almost surely, 2^855259204 is an apocalyptic number.

It is an amenable number.

855259204 is a deficient number, since it is larger than the sum of its proper divisors (641444410).

855259204 is a wasteful number, since it uses less digits than its factorization.

855259204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213814805 (or 213814803 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 40.

The square root of 855259204 is about 29244.8149934309. The cubic root of 855259204 is about 949.2178988677.

The spelling of 855259204 in words is "eight hundred fifty-five million, two hundred fifty-nine thousand, two hundred four".