662846 has 4 divisors (see below), whose sum is σ = 994272. Its totient is φ = 331422.

The previous prime is 662843. The next prime is 662867. The reversal of 662846 is 648266.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662843) 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 as a sum of consecutive naturals, namely, 165710 + ... + 165713.

It is an arithmetic number, because the mean of its divisors is an integer number (248568).

2⁶⁶²⁸⁴⁶ is an apocalyptic number.

662846 is a deficient number, since it is larger than the sum of its proper divisors (331426).

662846 is a wasteful number, since it uses less digits than its factorization.

662846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331425.

The product of its digits is 13824, while the sum is 32.

The square root of 662846 is about 814.1535481714. The cubic root of 662846 is about 87.1908436645.

The spelling of 662846 in words is "six hundred sixty-two thousand, eight hundred forty-six".