401846 has 16 divisors (see below), whose sum is σ = 653184. Its totient is φ = 184704.

The previous prime is 401839. The next prime is 401861. The reversal of 401846 is 648104.

It is a happy number.

It is a super-2 number, since 2×401846² = 322960415432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1691 + ... + 1913.

It is an arithmetic number, because the mean of its divisors is an integer number (40824).

2⁴⁰¹⁸⁴⁶ is an apocalyptic number.

401846 is a deficient number, since it is larger than the sum of its proper divisors (251338).

401846 is a wasteful number, since it uses less digits than its factorization.

401846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 401846 is about 633.9132432755. The cubic root of 401846 is about 73.7938014246.

The spelling of 401846 in words is "four hundred one thousand, eight hundred forty-six".