855190612 has 6 divisors (see below), whose sum is σ = 1496583578. Its totient is φ = 427595304.

The previous prime is 855190591. The next prime is 855190639. The reversal of 855190612 is 216091558.

855190612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 464574916 + 390615696 = 21554^2 + 19764^2 .

It is a super-3 number, since 3×855190612³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106898823 + ... + 106898830.

Almost surely, 2^855190612 is an apocalyptic number.

It is an amenable number.

855190612 is a deficient number, since it is larger than the sum of its proper divisors (641392966).

855190612 is a wasteful number, since it uses less digits than its factorization.

855190612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213797657 (or 213797655 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 37.

The square root of 855190612 is about 29243.6422492138. The cubic root of 855190612 is about 949.1925223524.

The spelling of 855190612 in words is "eight hundred fifty-five million, one hundred ninety thousand, six hundred twelve".