572020436 has 12 divisors (see below), whose sum is σ = 1078038612. Its totient is φ = 264009408.

The previous prime is 572020433. The next prime is 572020453. The reversal of 572020436 is 634020275.

It can be written as a sum of positive squares in 2 ways, for example, as 43296400 + 528724036 = 6580^2 + 22994^2 .

It is a junction number, because it is equal to n+sod(n) for n = 572020399 and 572020408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (572020433) 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, 5500145 + ... + 5500248.

It is an arithmetic number, because the mean of its divisors is an integer number (89836551).

Almost surely, 2^572020436 is an apocalyptic number.

It is an amenable number.

572020436 is a deficient number, since it is larger than the sum of its proper divisors (506018176).

572020436 is a wasteful number, since it uses less digits than its factorization.

572020436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11000410 (or 11000408 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 572020436 is about 23916.9487184298. The cubic root of 572020436 is about 830.1129357139.

The spelling of 572020436 in words is "five hundred seventy-two million, twenty thousand, four hundred thirty-six".