433946 has 4 divisors (see below), whose sum is σ = 650922. Its totient is φ = 216972.

The previous prime is 433943. The next prime is 433963. The reversal of 433946 is 649334.

It is a happy number.

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., 346921 + 87025 = 589^2 + 295^2 .

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (433943) by changing a digit.

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, 108485 + ... + 108488.

2⁴³³⁹⁴⁶ is an apocalyptic number.

433946 is a deficient number, since it is larger than the sum of its proper divisors (216976).

433946 is a wasteful number, since it uses less digits than its factorization.

433946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216975.

The product of its digits is 7776, while the sum is 29.

The square root of 433946 is about 658.7457779751. The cubic root of 433946 is about 75.7086025333.

The spelling of 433946 in words is "four hundred thirty-three thousand, nine hundred forty-six".