505419 has 8 divisors (see below), whose sum is σ = 709440. Its totient is φ = 319176.

The previous prime is 505411. The next prime is 505429. The reversal of 505419 is 914505.

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

It is not a de Polignac number, because 505419 - 2³ = 505411 is a prime.

It is a super-2 number, since 2×505419² = 510896731122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (505411) 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, 4377 + ... + 4490.

It is an arithmetic number, because the mean of its divisors is an integer number (88680).

2⁵⁰⁵⁴¹⁹ is an apocalyptic number.

505419 is a deficient number, since it is larger than the sum of its proper divisors (204021).

505419 is a wasteful number, since it uses less digits than its factorization.

505419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8889.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 505419 is about 710.9282664236. The cubic root of 505419 is about 79.6557604471.

The spelling of 505419 in words is "five hundred five thousand, four hundred nineteen".