6410409 has 8 divisors (see below), whose sum is σ = 8692320. Its totient is φ = 4201056.

The previous prime is 6410401. The next prime is 6410413. The reversal of 6410409 is 9040146.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6410409 - 2³ = 6410401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6410401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17932 + ... + 18285.

It is an arithmetic number, because the mean of its divisors is an integer number (1086540).

Almost surely, 2^6410409 is an apocalyptic number.

It is an amenable number.

6410409 is a deficient number, since it is larger than the sum of its proper divisors (2281911).

6410409 is a wasteful number, since it uses less digits than its factorization.

6410409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36279.

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

The square root of 6410409 is about 2531.8785515897. The cubic root of 6410409 is about 185.7641536131.

The spelling of 6410409 in words is "six million, four hundred ten thousand, four hundred nine".