352666 has 4 divisors (see below), whose sum is σ = 529002. Its totient is φ = 176332.

The previous prime is 352661. The next prime is 352691. The reversal of 352666 is 666253.

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., 271441 + 81225 = 521^2 + 285^2 .

It is an Ulam number.

352666 is a modest number, since divided by 666 gives 352 as remainder.

It is not an unprimeable number, because it can be changed into a prime (352661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88165 + ... + 88168.

2³⁵²⁶⁶⁶ is an apocalyptic number.

352666 is a deficient number, since it is larger than the sum of its proper divisors (176336).

352666 is a wasteful number, since it uses less digits than its factorization.

352666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176335.

The product of its digits is 6480, while the sum is 28.

The square root of 352666 is about 593.8568851163. The cubic root of 352666 is about 70.6514691815.

It can be divided in two parts, 352 and 666, that multiplied together give a palindrome (234432).

The spelling of 352666 in words is "three hundred fifty-two thousand, six hundred sixty-six".