572221742 has 8 divisors (see below), whose sum is σ = 870090816. Its totient is φ = 282191472.

The previous prime is 572221739. The next prime is 572221747. The reversal of 572221742 is 247122275.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 572221699 and 572221708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (572221747) 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, 1959518 + ... + 1959809.

It is an arithmetic number, because the mean of its divisors is an integer number (108761352).

Almost surely, 2^572221742 is an apocalyptic number.

572221742 is a deficient number, since it is larger than the sum of its proper divisors (297869074).

572221742 is a wasteful number, since it uses less digits than its factorization.

572221742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3919402.

The product of its digits is 15680, while the sum is 32.

The square root of 572221742 is about 23921.1567864098. The cubic root of 572221742 is about 830.2103023493.

The spelling of 572221742 in words is "five hundred seventy-two million, two hundred twenty-one thousand, seven hundred forty-two".