6122409 has 4 divisors (see below), whose sum is σ = 8163216. Its totient is φ = 4081604.

The previous prime is 6122381. The next prime is 6122411. The reversal of 6122409 is 9042216.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6122409 - 2⁹ = 6121897 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (6122419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1020399 + ... + 1020404.

It is an arithmetic number, because the mean of its divisors is an integer number (2040804).

Almost surely, 2^6122409 is an apocalyptic number.

It is an amenable number.

6122409 is a deficient number, since it is larger than the sum of its proper divisors (2040807).

6122409 is a wasteful number, since it uses less digits than its factorization.

6122409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2040806.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 6122409 is about 2474.3502177339. The cubic root of 6122409 is about 182.9394825125.

The spelling of 6122409 in words is "six million, one hundred twenty-two thousand, four hundred nine".