662459 has 8 divisors (see below), whose sum is σ = 765408. Its totient is φ = 561600.

The previous prime is 662449. The next prime is 662477. The reversal of 662459 is 954266.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 662459 - 2⁴ = 662443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (662449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239 + ... + 1175.

It is an arithmetic number, because the mean of its divisors is an integer number (95676).

2⁶⁶²⁴⁵⁹ is an apocalyptic number.

662459 is a deficient number, since it is larger than the sum of its proper divisors (102949).

662459 is a wasteful number, since it uses less digits than its factorization.

662459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1045.

The product of its digits is 12960, while the sum is 32.

The square root of 662459 is about 813.9158433155. The cubic root of 662459 is about 87.1738716853.

The spelling of 662459 in words is "six hundred sixty-two thousand, four hundred fifty-nine".