662067 has 32 divisors (see below), whose sum is σ = 1167360. Its totient is φ = 362880.

The previous prime is 662063. The next prime is 662083. The reversal of 662067 is 760266.

It is not a de Polignac number, because 662067 - 2² = 662063 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

662067 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 662067.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 662067.

It is not an unprimeable number, because it can be changed into a prime (662063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5803 + ... + 5915.

It is an arithmetic number, because the mean of its divisors is an integer number (36480).

2⁶⁶²⁰⁶⁷ is an apocalyptic number.

662067 is a deficient number, since it is larger than the sum of its proper divisors (505293).

662067 is a wasteful number, since it uses less digits than its factorization.

662067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160 (or 154 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 662067 is about 813.6749965435. The cubic root of 662067 is about 87.1566736900.

The spelling of 662067 in words is "six hundred sixty-two thousand, sixty-seven".