662064 has 40 divisors (see below), whose sum is σ = 1843632. Its totient is φ = 203520.

The previous prime is 662063. The next prime is 662083. The reversal of 662064 is 460266.

It is a Harshad number since it is a multiple of its sum of digits (24).

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

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94 + ... + 1154.

2⁶⁶²⁰⁶⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 662064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (921816).

662064 is an abundant number, since it is smaller than the sum of its proper divisors (1181568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

662064 is a wasteful number, since it uses less digits than its factorization.

662064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085 (or 1079 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 662064 is about 813.6731530535. The cubic root of 662064 is about 87.1565420466.

The spelling of 662064 in words is "six hundred sixty-two thousand, sixty-four".