662555 has 4 divisors (see below), whose sum is σ = 795072. Its totient is φ = 530040.

The previous prime is 662551. The next prime is 662567. The reversal of 662555 is 555266.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 662555 - 2² = 662551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (662551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66251 + ... + 66260.

It is an arithmetic number, because the mean of its divisors is an integer number (198768).

2⁶⁶²⁵⁵⁵ is an apocalyptic number.

662555 is a deficient number, since it is larger than the sum of its proper divisors (132517).

662555 is a wasteful number, since it uses less digits than its factorization.

662555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132516.

The product of its digits is 9000, while the sum is 29.

The square root of 662555 is about 813.9748153352. The cubic root of 662555 is about 87.1780824050.

The spelling of 662555 in words is "six hundred sixty-two thousand, five hundred fifty-five".