6332409 has 18 divisors (see below), whose sum is σ = 9441978. Its totient is φ = 4087200.

The previous prime is 6332399. The next prime is 6332413. The reversal of 6332409 is 9042336.

6332409 is a `hidden beast` number, since 633 + 24 + 0 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3861225 + 2471184 = 1965^2 + 1572^2 .

It is not a de Polignac number, because 6332409 - 2⁴ = 6332393 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6332009) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 48274 + ... + 48404.

Almost surely, 2^6332409 is an apocalyptic number.

It is an amenable number.

6332409 is a deficient number, since it is larger than the sum of its proper divisors (3109569).

6332409 is a wasteful number, since it uses less digits than its factorization.

6332409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309 (or 175 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 6332409 is about 2516.4278253111. The cubic root of 6332409 is about 185.0076354287.

The spelling of 6332409 in words is "six million, three hundred thirty-two thousand, four hundred nine".