4150409 has 4 divisors (see below), whose sum is σ = 4163280. Its totient is φ = 4137540.

The previous prime is 4150381. The next prime is 4150411. The reversal of 4150409 is 9040514.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-4150409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4150439) 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, 5939 + ... + 6600.

It is an arithmetic number, because the mean of its divisors is an integer number (1040820).

Almost surely, 2^4150409 is an apocalyptic number.

It is an amenable number.

4150409 is a deficient number, since it is larger than the sum of its proper divisors (12871).

4150409 is a wasteful number, since it uses less digits than its factorization.

4150409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12870.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 4150409 is about 2037.2552613750. The cubic root of 4150409 is about 160.7053365787.

The spelling of 4150409 in words is "four million, one hundred fifty thousand, four hundred nine".