362009 has 4 divisors (see below), whose sum is σ = 363216. Its totient is φ = 360804.

The previous prime is 362003. The next prime is 362027. The reversal of 362009 is 900263.

It is a happy number.

362009 is nontrivially palindromic in base 8.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 362009 - 2⁴ = 361993 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 362009.

It is not an unprimeable number, because it can be changed into a prime (362003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242 + ... + 884.

It is an arithmetic number, because the mean of its divisors is an integer number (90804).

2³⁶²⁰⁰⁹ is an apocalyptic number.

It is an amenable number.

362009 is a deficient number, since it is larger than the sum of its proper divisors (1207).

362009 is an equidigital number, since it uses as much as digits as its factorization.

362009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1206.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 362009 is about 601.6718374662. The cubic root of 362009 is about 71.2699502972.

The spelling of 362009 in words is "three hundred sixty-two thousand, nine".