523022441 has 4 divisors (see below), whose sum is σ = 524050500. Its totient is φ = 521994384.

The previous prime is 523022429. The next prime is 523022471. The reversal of 523022441 is 144220325.

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 2 ways, for example, as 195412441 + 327610000 = 13979^2 + 18100^2 .

It is a cyclic number.

It is not a de Polignac number, because 523022441 - 2⁶ = 523022377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (523022471) 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, 513266 + ... + 514283.

It is an arithmetic number, because the mean of its divisors is an integer number (131012625).

Almost surely, 2^523022441 is an apocalyptic number.

It is an amenable number.

523022441 is a deficient number, since it is larger than the sum of its proper divisors (1028059).

523022441 is a wasteful number, since it uses less digits than its factorization.

523022441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028058.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 523022441 is about 22869.6838850037. The cubic root of 523022441 is about 805.7001436781.

Adding to 523022441 its reverse (144220325), we get a palindrome (667242766).

The spelling of 523022441 in words is "five hundred twenty-three million, twenty-two thousand, four hundred forty-one".