2001401324 has 24 divisors (see below), whose sum is σ = 3774360240. Its totient is φ = 923114304.

The previous prime is 2001401293. The next prime is 2001401357. The reversal of 2001401324 is 4231041002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72302 + ... + 96074.

It is an arithmetic number, because the mean of its divisors is an integer number (157265010).

Almost surely, 2^2001401324 is an apocalyptic number.

It is an amenable number.

2001401324 is a deficient number, since it is larger than the sum of its proper divisors (1772958916).

2001401324 is a wasteful number, since it uses less digits than its factorization.

2001401324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25409 (or 25407 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2001401324 is about 44737.0240852026. The cubic root of 2001401324 is about 1260.2152407970.

Adding to 2001401324 its reverse (4231041002), we get a palindrome (6232442326).

The spelling of 2001401324 in words is "two billion, one million, four hundred one thousand, three hundred twenty-four".