401344 has 14 divisors (see below), whose sum is σ = 796544. Its totient is φ = 200640.

The previous prime is 401341. The next prime is 401347. The reversal of 401344 is 443104.

It is an interprime number because it is at equal distance from previous prime (401341) and next prime (401347).

It is a super-2 number, since 2×401344² = 322154012672, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3072 + ... + 3199.

It is an arithmetic number, because the mean of its divisors is an integer number (56896).

2⁴⁰¹³⁴⁴ is an apocalyptic number.

It is an amenable number.

401344 is a deficient number, since it is larger than the sum of its proper divisors (395200).

401344 is an equidigital number, since it uses as much as digits as its factorization.

401344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6283 (or 6273 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 401344 is about 633.5171663025. The cubic root of 401344 is about 73.7630600255.

Adding to 401344 its reverse (443104), we get a palindrome (844448).

The spelling of 401344 in words is "four hundred one thousand, three hundred forty-four", and thus it is an iban number.