855622035 has 40 divisors (see below), whose sum is σ = 1536709680. Its totient is φ = 455461056.

The previous prime is 855622007. The next prime is 855622039. The reversal of 855622035 is 530226558.

It is a happy number.

It is not a de Polignac number, because 855622035 - 2⁸ = 855621779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (855622039) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 248989 + ... + 252401.

It is an arithmetic number, because the mean of its divisors is an integer number (38417742).

Almost surely, 2^855622035 is an apocalyptic number.

855622035 is a deficient number, since it is larger than the sum of its proper divisors (681087645).

855622035 is a wasteful number, since it uses less digits than its factorization.

855622035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4049 (or 4040 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 855622035 is about 29251.0176746041. The cubic root of 855622035 is about 949.3521104168.

The spelling of 855622035 in words is "eight hundred fifty-five million, six hundred twenty-two thousand, thirty-five".