401338635 has 24 divisors (see below), whose sum is σ = 682144176. Its totient is φ = 201454080.

The previous prime is 401338621. The next prime is 401338649. The reversal of 401338635 is 536833104.

401338635 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (401338621) and next prime (401338649).

It is not a de Polignac number, because 401338635 - 2⁵ = 401338603 is a prime.

It is a super-2 number, since 2×401338635² = 322145399887326450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401338596 and 401338605.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41956 + ... + 50625.

It is an arithmetic number, because the mean of its divisors is an integer number (28422674).

Almost surely, 2^401338635 is an apocalyptic number.

401338635 is a deficient number, since it is larger than the sum of its proper divisors (280805541).

401338635 is a wasteful number, since it uses less digits than its factorization.

401338635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92623 (or 92606 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 401338635 is about 20033.4379226332. The cubic root of 401338635 is about 737.6273134608.

The spelling of 401338635 in words is "four hundred one million, three hundred thirty-eight thousand, six hundred thirty-five".