572551001 has 4 divisors (see below), whose sum is σ = 624601104. Its totient is φ = 520500900.

The previous prime is 572550971. The next prime is 572551013. The reversal of 572551001 is 100155275.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-572551001 is a prime.

It is a super-2 number, since 2×572551001² = 655629297492204002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (572551501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26025035 + ... + 26025056.

It is an arithmetic number, because the mean of its divisors is an integer number (156150276).

Almost surely, 2^572551001 is an apocalyptic number.

It is an amenable number.

572551001 is a deficient number, since it is larger than the sum of its proper divisors (52050103).

572551001 is a wasteful number, since it uses less digits than its factorization.

572551001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52050102.

The product of its (nonzero) digits is 1750, while the sum is 26.

The square root of 572551001 is about 23928.0379680408. The cubic root of 572551001 is about 830.3695074155.

The spelling of 572551001 in words is "five hundred seventy-two million, five hundred fifty-one thousand, one".