332401 has 4 divisors (see below), whose sum is σ = 351972. Its totient is φ = 312832.

The previous prime is 332399. The next prime is 332411. The reversal of 332401 is 104233.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 270400 + 62001 = 520^2 + 249^2 .

It is a cyclic number.

It is not a de Polignac number, because 332401 - 2¹ = 332399 is a prime.

It is a super-2 number, since 2×332401² = 220980849602, which contains 22 as substring.

It is a Duffinian number.

332401 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (332411) 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, 9760 + ... + 9793.

It is an arithmetic number, because the mean of its divisors is an integer number (87993).

2³³²⁴⁰¹ is an apocalyptic number.

It is an amenable number.

332401 is a deficient number, since it is larger than the sum of its proper divisors (19571).

332401 is a wasteful number, since it uses less digits than its factorization.

332401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19570.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 332401 is about 576.5422794557. The cubic root of 332401 is about 69.2714226883.

Adding to 332401 its reverse (104233), we get a palindrome (436634).

The spelling of 332401 in words is "three hundred thirty-two thousand, four hundred one".