665162 has 8 divisors (see below), whose sum is σ = 1010016. Its totient is φ = 328492.

The previous prime is 665153. The next prime is 665177. The reversal of 665162 is 261566.

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

It is a plaindrome in base 9.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1838 + ... + 2169.

It is an arithmetic number, because the mean of its divisors is an integer number (126252).

2⁶⁶⁵¹⁶² is an apocalyptic number.

665162 is a deficient number, since it is larger than the sum of its proper divisors (344854).

665162 is a wasteful number, since it uses less digits than its factorization.

665162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4092.

The product of its digits is 2160, while the sum is 26.

The square root of 665162 is about 815.5746440394. The cubic root of 665162 is about 87.2922745961.

The spelling of 665162 in words is "six hundred sixty-five thousand, one hundred sixty-two".