572645667 has 32 divisors (see below), whose sum is σ = 846397440. Its totient is φ = 341500320.

The previous prime is 572645657. The next prime is 572645677. The reversal of 572645667 is 766546275.

It is an interprime number because it is at equal distance from previous prime (572645657) and next prime (572645677).

It is not a de Polignac number, because 572645667 - 2¹¹ = 572643619 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (572645627) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 582058 + ... + 583040.

It is an arithmetic number, because the mean of its divisors is an integer number (26449920).

Almost surely, 2^572645667 is an apocalyptic number.

572645667 is a deficient number, since it is larger than the sum of its proper divisors (273751773).

572645667 is a wasteful number, since it uses less digits than its factorization.

572645667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263.

The product of its digits is 2116800, while the sum is 48.

The square root of 572645667 is about 23930.0160259035. The cubic root of 572645667 is about 830.4152695267.

The spelling of 572645667 in words is "five hundred seventy-two million, six hundred forty-five thousand, six hundred sixty-seven".