574752644 has 6 divisors (see below), whose sum is σ = 1005817134. Its totient is φ = 287376320.

The previous prime is 574752631. The next prime is 574752701. The reversal of 574752644 is 446257475.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 418202500 + 156550144 = 20450^2 + 12512^2 .

It is a junction number, because it is equal to n+sod(n) for n = 574752595 and 574752604.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71844077 + ... + 71844084.

It is an arithmetic number, because the mean of its divisors is an integer number (167636189).

Almost surely, 2^574752644 is an apocalyptic number.

It is an amenable number.

574752644 is a deficient number, since it is larger than the sum of its proper divisors (431064490).

574752644 is a wasteful number, since it uses less digits than its factorization.

574752644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143688165 (or 143688163 counting only the distinct ones).

The product of its digits is 940800, while the sum is 44.

The square root of 574752644 is about 23973.9993326103. Note that the first 3 decimals coincide. The cubic root of 574752644 is about 831.4324921355.

The spelling of 574752644 in words is "five hundred seventy-four million, seven hundred fifty-two thousand, six hundred forty-four".