523224971 has 4 divisors (see below), whose sum is σ = 528115032. Its totient is φ = 518334912.

The previous prime is 523224967. The next prime is 523225007. The reversal of 523224971 is 179422325.

It is a happy number.

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 523224971 - 2² = 523224967 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (523224901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2444870 + ... + 2445083.

It is an arithmetic number, because the mean of its divisors is an integer number (132028758).

Almost surely, 2^523224971 is an apocalyptic number.

523224971 is a deficient number, since it is larger than the sum of its proper divisors (4890061).

523224971 is a wasteful number, since it uses less digits than its factorization.

523224971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4890060.

The product of its digits is 30240, while the sum is 35.

The square root of 523224971 is about 22874.1113707178. Note that the first 3 decimals coincide. The cubic root of 523224971 is about 805.8041273566.

It can be divided in two parts, 5232 and 24971, that added together give a palindrome (30203).

The spelling of 523224971 in words is "five hundred twenty-three million, two hundred twenty-four thousand, nine hundred seventy-one".