662326623 has 12 divisors (see below), whose sum is σ = 1093364688. Its totient is φ = 378472320.

The previous prime is 662326601. The next prime is 662326649. The reversal of 662326623 is 326623266.

662326623 is a `hidden beast` number, since 6 + 6 + 2 + 3 + 26 + 623 = 666.

It is not a de Polignac number, because 662326623 - 2⁶ = 662326559 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662326663) 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 11 ways as a sum of consecutive naturals, for example, 5256498 + ... + 5256623.

It is an arithmetic number, because the mean of its divisors is an integer number (91113724).

Almost surely, 2^662326623 is an apocalyptic number.

662326623 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

662326623 is a deficient number, since it is larger than the sum of its proper divisors (431038065).

662326623 is a wasteful number, since it uses less digits than its factorization.

662326623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10513134 (or 10513131 counting only the distinct ones).

The product of its digits is 93312, while the sum is 36.

The square root of 662326623 is about 25735.7071595089. The cubic root of 662326623 is about 871.6806474260.

Adding to 662326623 its reverse (326623266), we get a palindrome (988949889).

The spelling of 662326623 in words is "six hundred sixty-two million, three hundred twenty-six thousand, six hundred twenty-three".