401834 has 8 divisors (see below), whose sum is σ = 605568. Its totient is φ = 199980.

The previous prime is 401827. The next prime is 401839. The reversal of 401834 is 438104.

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

It is a super-2 number, since 2×401834² = 322941127112, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (401839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359 + ... + 965.

It is an arithmetic number, because the mean of its divisors is an integer number (75696).

2⁴⁰¹⁸³⁴ is an apocalyptic number.

401834 is a deficient number, since it is larger than the sum of its proper divisors (203734).

401834 is a wasteful number, since it uses less digits than its factorization.

401834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 401834 is about 633.9037781872. The cubic root of 401834 is about 73.7930668692.

Adding to 401834 its reverse (438104), we get a palindrome (839938).

The spelling of 401834 in words is "four hundred one thousand, eight hundred thirty-four".