572543945 has 16 divisors (see below), whose sum is σ = 718001280. Its totient is φ = 437462784.

The previous prime is 572543927. The next prime is 572543953. The reversal of 572543945 is 549345275.

It is a cyclic number.

It is not a de Polignac number, because 572543945 - 2⁸ = 572543689 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 572543896 and 572543905.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81617 + ... + 88353.

It is an arithmetic number, because the mean of its divisors is an integer number (44875080).

Almost surely, 2^572543945 is an apocalyptic number.

It is an amenable number.

572543945 is a deficient number, since it is larger than the sum of its proper divisors (145457335).

572543945 is a wasteful number, since it uses less digits than its factorization.

572543945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7504.

The product of its digits is 756000, while the sum is 44.

The square root of 572543945 is about 23927.8905254935. The cubic root of 572543945 is about 830.3660963008.

The spelling of 572543945 in words is "five hundred seventy-two million, five hundred forty-three thousand, nine hundred forty-five".