433961 has 4 divisors (see below), whose sum is σ = 473424. Its totient is φ = 394500.

The previous prime is 433943. The next prime is 433963. The reversal of 433961 is 169334.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 433961 - 2¹⁴ = 417577 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 433961.

It is not an unprimeable number, because it can be changed into a prime (433963) 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 in 3 ways as a sum of consecutive naturals, for example, 19715 + ... + 19736.

It is an arithmetic number, because the mean of its divisors is an integer number (118356).

2⁴³³⁹⁶¹ is an apocalyptic number.

It is an amenable number.

433961 is a deficient number, since it is larger than the sum of its proper divisors (39463).

433961 is a wasteful number, since it uses less digits than its factorization.

433961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39462.

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

The square root of 433961 is about 658.7571631489. The cubic root of 433961 is about 75.7094748507.

It can be divided in two parts, 43 and 3961, that added together give a palindrome (4004).

The spelling of 433961 in words is "four hundred thirty-three thousand, nine hundred sixty-one".