2331401 has 8 divisors (see below), whose sum is σ = 2393160. Its totient is φ = 2270592.

The previous prime is 2331391. The next prime is 2331409. The reversal of 2331401 is 1041332.

It can be written as a sum of positive squares in 4 ways, for example, as 1207801 + 1123600 = 1099^2 + 1060^2 .

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

It is not a de Polignac number, because 2331401 - 2⁶ = 2331337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2331409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7811 + ... + 8103.

It is an arithmetic number, because the mean of its divisors is an integer number (299145).

2^2331401 is an apocalyptic number.

It is an amenable number.

2331401 is a deficient number, since it is larger than the sum of its proper divisors (61759).

2331401 is a wasteful number, since it uses less digits than its factorization.

2331401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2331401 is about 1526.8925960918. The cubic root of 2331401 is about 132.5986165092.

Adding to 2331401 its reverse (1041332), we get a palindrome (3372733).

The spelling of 2331401 in words is "two million, three hundred thirty-one thousand, four hundred one".