523437469 has 2 divisors, whose sum is σ = 523437470. Its totient is φ = 523437468.

The previous prime is 523437457. The next prime is 523437533. The reversal of 523437469 is 964734325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 521574244 + 1863225 = 22838^2 + 1365^2 .

It is a cyclic number.

It is not a de Polignac number, because 523437469 - 2¹¹ = 523435421 is a prime.

It is a super-2 number, since 2×523437469² = 547973567906251922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523434469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261718734 + 261718735.

It is an arithmetic number, because the mean of its divisors is an integer number (261718735).

Almost surely, 2^523437469 is an apocalyptic number.

It is an amenable number.

523437469 is a deficient number, since it is larger than the sum of its proper divisors (1).

523437469 is an equidigital number, since it uses as much as digits as its factorization.

523437469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 43.

The square root of 523437469 is about 22878.7558446695. The cubic root of 523437469 is about 805.9131999986.

The spelling of 523437469 in words is "five hundred twenty-three million, four hundred thirty-seven thousand, four hundred sixty-nine".