166802 has 4 divisors (see below), whose sum is σ = 250206. Its totient is φ = 83400.

The previous prime is 166799. The next prime is 166807. The reversal of 166802 is 208661.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 130321 + 36481 = 361^2 + 191^2 .

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (166807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41699 + ... + 41702.

2¹⁶⁶⁸⁰² is an apocalyptic number.

166802 is a deficient number, since it is larger than the sum of its proper divisors (83404).

166802 is an equidigital number, since it uses as much as digits as its factorization.

166802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83403.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 166802 is about 408.4140056364. The cubic root of 166802 is about 55.0470121458.

The spelling of 166802 in words is "one hundred sixty-six thousand, eight hundred two".