433601 has 6 divisors (see below), whose sum is σ = 504450. Its totient is φ = 371616.

The previous prime is 433577. The next prime is 433607. The reversal of 433601 is 106334.

433601 = 69² + 70² + ... + 117².

It can be written as a sum of positive squares in only one way, i.e., 226576 + 207025 = 476^2 + 455^2 .

It is not a de Polignac number, because 433601 - 2¹⁰ = 432577 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 433601.

It is not an unprimeable number, because it can be changed into a prime (433607) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4376 + ... + 4473.

It is an arithmetic number, because the mean of its divisors is an integer number (84075).

2⁴³³⁶⁰¹ is an apocalyptic number.

It is an amenable number.

433601 is a deficient number, since it is larger than the sum of its proper divisors (70849).

433601 is an equidigital number, since it uses as much as digits as its factorization.

433601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8863 (or 8856 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 433601 is about 658.4838646467. The cubic root of 433601 is about 75.6885336823.

Adding to 433601 its reverse (106334), we get a palindrome (539935).

The spelling of 433601 in words is "four hundred thirty-three thousand, six hundred one".