506771444 has 12 divisors (see below), whose sum is σ = 887014884. Its totient is φ = 253338624.

The previous prime is 506771423. The next prime is 506771453. The reversal of 506771444 is 444177605.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 321484900 + 185286544 = 17930^2 + 13612^2 .

It is a junction number, because it is equal to n+sod(n) for n = 506771398 and 506771407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25652 + ... + 40884.

It is an arithmetic number, because the mean of its divisors is an integer number (73917907).

Almost surely, 2^506771444 is an apocalyptic number.

It is an amenable number.

506771444 is a deficient number, since it is larger than the sum of its proper divisors (380243440).

506771444 is a wasteful number, since it uses less digits than its factorization.

506771444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23554 (or 23552 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 506771444 is about 22511.5846621245. The cubic root of 506771444 is about 797.2674709830.

The spelling of 506771444 in words is "five hundred six million, seven hundred seventy-one thousand, four hundred forty-four".