662238 has 12 divisors (see below), whose sum is σ = 1434888. Its totient is φ = 220740.

The previous prime is 662231. The next prime is 662251. The reversal of 662238 is 832266.

662238 is a `hidden beast` number, since 6 + 622 + 38 = 666.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662231) 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 5 ways as a sum of consecutive naturals, for example, 18378 + ... + 18413.

It is an arithmetic number, because the mean of its divisors is an integer number (119574).

2⁶⁶²²³⁸ is an apocalyptic number.

662238 is an abundant number, since it is smaller than the sum of its proper divisors (772650).

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

662238 is a wasteful number, since it uses less digits than its factorization.

662238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36799 (or 36796 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 662238 is about 813.7800685689. The cubic root of 662238 is about 87.1641767113.

It can be divided in two parts, 662 and 238, that added together give a square (900 = 30²).

The spelling of 662238 in words is "six hundred sixty-two thousand, two hundred thirty-eight".