6331401 has 6 divisors (see below), whose sum is σ = 9145370. Its totient is φ = 4220928.

The previous prime is 6331399. The next prime is 6331411. The reversal of 6331401 is 1041336.

It can be written as a sum of positive squares in only one way, i.e., 5875776 + 455625 = 2424^2 + 675^2 .

It is not a de Polignac number, because 6331401 - 2¹ = 6331399 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6331411) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 351736 + ... + 351753.

Almost surely, 2^6331401 is an apocalyptic number.

It is an amenable number.

6331401 is a deficient number, since it is larger than the sum of its proper divisors (2813969).

6331401 is a wasteful number, since it uses less digits than its factorization.

6331401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703495 (or 703492 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 6331401 is about 2516.2275334317. The cubic root of 6331401 is about 184.9978183332.

Adding to 6331401 its reverse (1041336), we get a palindrome (7372737).

The spelling of 6331401 in words is "six million, three hundred thirty-one thousand, four hundred one".