6474321 has 36 divisors (see below), whose sum is σ = 11123892. Its totient is φ = 3616704.

The previous prime is 6474317. The next prime is 6474329. The reversal of 6474321 is 1234746.

It can be written as a sum of positive squares in 2 ways, for example, as 2822400 + 3651921 = 1680^2 + 1911^2 .

It is not a de Polignac number, because 6474321 - 2² = 6474317 is a prime.

It is a super-2 number, since 2×6474321² = 83833664822082, which contains 22 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 6⁸ + 4⁴ + 7⁵ + 4¹¹ + 3¹⁰ + 2¹⁹ + 1 .

It is not an unprimeable number, because it can be changed into a prime (6474329) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 23235 + ... + 23511.

It is an arithmetic number, because the mean of its divisors is an integer number (308997).

Almost surely, 2^6474321 is an apocalyptic number.

It is an amenable number.

6474321 is a deficient number, since it is larger than the sum of its proper divisors (4649571).

6474321 is a wasteful number, since it uses less digits than its factorization.

6474321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350 (or 340 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 6474321 is about 2544.4687068227. The cubic root of 6474321 is about 186.3794715584.

The spelling of 6474321 in words is "six million, four hundred seventy-four thousand, three hundred twenty-one".