435401 has 2 divisors, whose sum is σ = 435402. Its totient is φ = 435400.

The previous prime is 435397. The next prime is 435403. The reversal of 435401 is 104534.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 313600 + 121801 = 560^2 + 349^2 .

It is a cyclic number.

It is not a de Polignac number, because 435401 - 2² = 435397 is a prime.

Together with 435403, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 435401.

It is not a weakly prime, because it can be changed into another prime (435403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217700 + 217701.

It is an arithmetic number, because the mean of its divisors is an integer number (217701).

2⁴³⁵⁴⁰¹ is an apocalyptic number.

It is an amenable number.

435401 is a deficient number, since it is larger than the sum of its proper divisors (1).

435401 is an equidigital number, since it uses as much as digits as its factorization.

435401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 435401 is about 659.8492252022. The cubic root of 435401 is about 75.7931239020.

Adding to 435401 its reverse (104534), we get a palindrome (539935).

The spelling of 435401 in words is "four hundred thirty-five thousand, four hundred one".