401333401 has 8 divisors (see below), whose sum is σ = 458791424. Its totient is φ = 343906560.

The previous prime is 401333381. The next prime is 401333419. The reversal of 401333401 is 104333104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 401333401 - 2⁵ = 401333369 is a prime.

It is a super-2 number, since 2×401333401² = 322136997516453602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401333441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36856 + ... + 46486.

It is an arithmetic number, because the mean of its divisors is an integer number (57348928).

Almost surely, 2^401333401 is an apocalyptic number.

It is an amenable number.

401333401 is a deficient number, since it is larger than the sum of its proper divisors (57458023).

401333401 is an equidigital number, since it uses as much as digits as its factorization.

401333401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15591.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 401333401 is about 20033.3072906098. The cubic root of 401333401 is about 737.6241068934.

Adding to 401333401 its reverse (104333104), we get a palindrome (505666505).

It can be divided in two parts, 40133 and 3401, that added together give a palindrome (43534).

The spelling of 401333401 in words is "four hundred one million, three hundred thirty-three thousand, four hundred one".