572040386 has 4 divisors (see below), whose sum is σ = 858060582. Its totient is φ = 286020192.

The previous prime is 572040373. The next prime is 572040389. The reversal of 572040386 is 683040275.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 571449025 + 591361 = 23905^2 + 769^2 .

It is not an unprimeable number, because it can be changed into a prime (572040389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143010095 + ... + 143010098.

Almost surely, 2^572040386 is an apocalyptic number.

572040386 is a deficient number, since it is larger than the sum of its proper divisors (286020196).

572040386 is a wasteful number, since it uses less digits than its factorization.

572040386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286020195.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 572040386 is about 23917.3657830456. The cubic root of 572040386 is about 830.1225860454.

The spelling of 572040386 in words is "five hundred seventy-two million, forty thousand, three hundred eighty-six".