662204923 has 2 divisors, whose sum is σ = 662204924. Its totient is φ = 662204922.

The previous prime is 662204911. The next prime is 662204957. The reversal of 662204923 is 329402266.

It is a happy number.

It is an a-pointer prime, because the next prime (662204957) can be obtained adding 662204923 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-662204923 is a prime.

It is not a weakly prime, because it can be changed into another prime (662204903) 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, 331102461 + 331102462.

It is an arithmetic number, because the mean of its divisors is an integer number (331102462).

Almost surely, 2^662204923 is an apocalyptic number.

662204923 is a deficient number, since it is larger than the sum of its proper divisors (1).

662204923 is an equidigital number, since it uses as much as digits as its factorization.

662204923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 662204923 is about 25733.3426316909. The cubic root of 662204923 is about 871.6272548201.

The spelling of 662204923 in words is "six hundred sixty-two million, two hundred four thousand, nine hundred twenty-three".