855426724 has 12 divisors (see below), whose sum is σ = 1510245324. Its totient is φ = 423928064.

The previous prime is 855426713. The next prime is 855426727. The reversal of 855426724 is 427624558.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 373185124 + 482241600 = 19318^2 + 21960^2 .

It is not an unprimeable number, because it can be changed into a prime (855426727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 945817 + ... + 946720.

It is an arithmetic number, because the mean of its divisors is an integer number (125853777).

Almost surely, 2^855426724 is an apocalyptic number.

It is an amenable number.

855426724 is a deficient number, since it is larger than the sum of its proper divisors (654818600).

855426724 is a wasteful number, since it uses less digits than its factorization.

855426724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1892654 (or 1892652 counting only the distinct ones).

The product of its digits is 537600, while the sum is 43.

The square root of 855426724 is about 29247.6789506450. The cubic root of 855426724 is about 949.2798693989.

The spelling of 855426724 in words is "eight hundred fifty-five million, four hundred twenty-six thousand, seven hundred twenty-four".