572166463 has 4 divisors (see below), whose sum is σ = 624181608. Its totient is φ = 520151320.

The previous prime is 572166457. The next prime is 572166499. The reversal of 572166463 is 364661275.

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

It is a cyclic number.

It is not a de Polignac number, because 572166463 - 2¹³ = 572158271 is a prime.

It is a super-2 number, since 2×572166463² = 654748922763860738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (572166403) 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, 26007556 + ... + 26007577.

It is an arithmetic number, because the mean of its divisors is an integer number (156045402).

Almost surely, 2^572166463 is an apocalyptic number.

572166463 is a deficient number, since it is larger than the sum of its proper divisors (52015145).

572166463 is a wasteful number, since it uses less digits than its factorization.

572166463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52015144.

The product of its digits is 181440, while the sum is 40.

The square root of 572166463 is about 23920.0013168896. The cubic root of 572166463 is about 830.1835675658.

The spelling of 572166463 in words is "five hundred seventy-two million, one hundred sixty-six thousand, four hundred sixty-three".