662326523 has 2 divisors, whose sum is σ = 662326524. Its totient is φ = 662326522.

The previous prime is 662326517. The next prime is 662326541. The reversal of 662326523 is 325623266.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 662326523 - 2⁶ = 662326459 is a prime.

It is not a weakly prime, because it can be changed into another prime (662326513) 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 as a sum of consecutive naturals, namely, 331163261 + 331163262.

It is an arithmetic number, because the mean of its divisors is an integer number (331163262).

Almost surely, 2^662326523 is an apocalyptic number.

662326523 is a deficient number, since it is larger than the sum of its proper divisors (1).

662326523 is an equidigital number, since it uses as much as digits as its factorization.

662326523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 35.

The square root of 662326523 is about 25735.7052166829. The cubic root of 662326523 is about 871.6806035563.

Adding to 662326523 its reverse (325623266), we get a palindrome (987949789).

The spelling of 662326523 in words is "six hundred sixty-two million, three hundred twenty-six thousand, five hundred twenty-three".