401330 has 16 divisors (see below), whose sum is σ = 734400. Its totient is φ = 157872.

The previous prime is 401329. The next prime is 401341. The reversal of 401330 is 33104.

401330 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×401330² = 322131537800, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 371 + ... + 969.

It is an arithmetic number, because the mean of its divisors is an integer number (45900).

2⁴⁰¹³³⁰ is an apocalyptic number.

401330 is a deficient number, since it is larger than the sum of its proper divisors (333070).

401330 is a wasteful number, since it uses less digits than its factorization.

401330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 401330 is about 633.5061167818. The cubic root of 401330 is about 73.7622023284.

Adding to 401330 its reverse (33104), we get a palindrome (434434).

The spelling of 401330 in words is "four hundred one thousand, three hundred thirty".