662453 has 4 divisors (see below), whose sum is σ = 722688. Its totient is φ = 602220.

The previous prime is 662449. The next prime is 662477. The reversal of 662453 is 354266.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 662453 - 2² = 662449 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662443) 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 3 ways as a sum of consecutive naturals, for example, 30101 + ... + 30122.

It is an arithmetic number, because the mean of its divisors is an integer number (180672).

2⁶⁶²⁴⁵³ is an apocalyptic number.

It is an amenable number.

662453 is a deficient number, since it is larger than the sum of its proper divisors (60235).

662453 is a wasteful number, since it uses less digits than its factorization.

662453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60234.

The product of its digits is 4320, while the sum is 26.

The square root of 662453 is about 813.9121574224. The cubic root of 662453 is about 87.1736085018.

The spelling of 662453 in words is "six hundred sixty-two thousand, four hundred fifty-three".