409419 has 6 divisors (see below), whose sum is σ = 591396. Its totient is φ = 272940.

The previous prime is 409397. The next prime is 409429. The reversal of 409419 is 914904.

It is not a de Polignac number, because 409419 - 2⁷ = 409291 is a prime.

It is a super-2 number, since 2×409419² = 335247835122, which contains 22 as substring.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 409392 and 409401.

It is not an unprimeable number, because it can be changed into a prime (409429) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22737 + ... + 22754.

It is an arithmetic number, because the mean of its divisors is an integer number (98566).

2⁴⁰⁹⁴¹⁹ is an apocalyptic number.

409419 is a deficient number, since it is larger than the sum of its proper divisors (181977).

409419 is a wasteful number, since it uses less digits than its factorization.

409419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45497 (or 45494 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 409419 is about 639.8585781249. The cubic root of 409419 is about 74.2544805649.

It can be divided in two parts, 409 and 419, that added together give a palindrome (828).

The spelling of 409419 in words is "four hundred nine thousand, four hundred nineteen".