392066 has 4 divisors (see below), whose sum is σ = 588102. Its totient is φ = 196032.

The previous prime is 392059. The next prime is 392069. The reversal of 392066 is 660293.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 660293 = 787 ⋅839.

It can be written as a sum of positive squares in only one way, i.e., 279841 + 112225 = 529^2 + 335^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 392066.

It is not an unprimeable number, because it can be changed into a prime (392069) by changing a digit.

392066 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 as a sum of consecutive naturals, namely, 98015 + ... + 98018.

2³⁹²⁰⁶⁶ is an apocalyptic number.

392066 is a deficient number, since it is larger than the sum of its proper divisors (196036).

392066 is a wasteful number, since it uses less digits than its factorization.

392066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196035.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 392066 is about 626.1517387982. The cubic root of 392066 is about 73.1902213539.

The spelling of 392066 in words is "three hundred ninety-two thousand, sixty-six".