854853946 has 4 divisors (see below), whose sum is σ = 1282280922. Its totient is φ = 427426972.

The previous prime is 854853943. The next prime is 854853953. The reversal of 854853946 is 649358458.

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., 505575225 + 349278721 = 22485^2 + 18689^2 .

It is a junction number, because it is equal to n+sod(n) for n = 854853893 and 854853902.

It is not an unprimeable number, because it can be changed into a prime (854853941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213713485 + ... + 213713488.

Almost surely, 2^854853946 is an apocalyptic number.

854853946 is a deficient number, since it is larger than the sum of its proper divisors (427426976).

854853946 is a wasteful number, since it uses less digits than its factorization.

854853946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427426975.

The product of its digits is 4147200, while the sum is 52.

The square root of 854853946 is about 29237.8854570573. The cubic root of 854853946 is about 949.0679486458.

The spelling of 854853946 in words is "eight hundred fifty-four million, eight hundred fifty-three thousand, nine hundred forty-six".