662955 has 16 divisors (see below), whose sum is σ = 1070880. Its totient is φ = 350208.

The previous prime is 662953. The next prime is 662957. The reversal of 662955 is 559266.

It is an interprime number because it is at equal distance from previous prime (662953) and next prime (662957).

It is not a de Polignac number, because 662955 - 2¹ = 662953 is a prime.

It is a d-powerful number, because it can be written as 6³ + 6³ + 9⁶ + 2¹⁷ + 5 + 5 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2781 + ... + 3009.

It is an arithmetic number, because the mean of its divisors is an integer number (66930).

2⁶⁶²⁹⁵⁵ is an apocalyptic number.

662955 is a deficient number, since it is larger than the sum of its proper divisors (407925).

662955 is a wasteful number, since it uses less digits than its factorization.

662955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430.

The product of its digits is 16200, while the sum is 33.

The square root of 662955 is about 814.2204861093. The cubic root of 662955 is about 87.1956226936.

Adding to 662955 its reverse (559266), we get a palindrome (1222221).

The spelling of 662955 in words is "six hundred sixty-two thousand, nine hundred fifty-five".