401326 has 8 divisors (see below), whose sum is σ = 621504. Its totient is φ = 194160.

The previous prime is 401321. The next prime is 401329. The reversal of 401326 is 623104.

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

It is a super-2 number, since 2×401326² = 322125116552, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401321) 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, 3175 + ... + 3298.

It is an arithmetic number, because the mean of its divisors is an integer number (77688).

2⁴⁰¹³²⁶ is an apocalyptic number.

401326 is a deficient number, since it is larger than the sum of its proper divisors (220178).

401326 is a wasteful number, since it uses less digits than its factorization.

401326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6506.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 401326 is about 633.5029597405. The cubic root of 401326 is about 73.7619572684.

It can be divided in two parts, 401 and 326, that added together give a palindrome (727).

The spelling of 401326 in words is "four hundred one thousand, three hundred twenty-six".