1966233 has 8 divisors (see below), whose sum is σ = 2628288. Its totient is φ = 1307504.

The previous prime is 1966219. The next prime is 1966241. The reversal of 1966233 is 3326691.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1966233 - 2¹³ = 1958041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1966233.

It is not an unprimeable number, because it can be changed into a prime (1966933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1435 + ... + 2447.

It is an arithmetic number, because the mean of its divisors is an integer number (328536).

2^1966233 is an apocalyptic number.

It is an amenable number.

1966233 is a deficient number, since it is larger than the sum of its proper divisors (662055).

1966233 is a wasteful number, since it uses less digits than its factorization.

1966233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663.

The product of its digits is 5832, while the sum is 30.

The square root of 1966233 is about 1402.2243044535. The cubic root of 1966233 is about 125.2790140791.

It can be divided in two parts, 19662 and 33, that multiplied together give a palindrome (648846).

The spelling of 1966233 in words is "one million, nine hundred sixty-six thousand, two hundred thirty-three".