401435 has 4 divisors (see below), whose sum is σ = 481728. Its totient is φ = 321144.

The previous prime is 401417. The next prime is 401473. The reversal of 401435 is 534104.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 401435 - 2⁶ = 401371 is a prime.

It is a super-2 number, since 2×401435² = 322300118450, which contains 22 as substring.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 401435.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40139 + ... + 40148.

It is an arithmetic number, because the mean of its divisors is an integer number (120432).

2⁴⁰¹⁴³⁵ is an apocalyptic number.

401435 is a deficient number, since it is larger than the sum of its proper divisors (80293).

401435 is an equidigital number, since it uses as much as digits as its factorization.

401435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80292.

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

The square root of 401435 is about 633.5889834901. The cubic root of 401435 is about 73.7686345711.

Adding to 401435 its reverse (534104), we get a palindrome (935539).

The spelling of 401435 in words is "four hundred one thousand, four hundred thirty-five".