538616419 has 4 divisors (see below), whose sum is σ = 587581560. Its totient is φ = 489651280.

The previous prime is 538616401. The next prime is 538616447. The reversal of 538616419 is 914616835.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 538616419 - 2¹¹ = 538614371 is a prime.

It is a super-2 number, since 2×538616419² = 580215293632767122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (538611419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24482554 + ... + 24482575.

It is an arithmetic number, because the mean of its divisors is an integer number (146895390).

Almost surely, 2^538616419 is an apocalyptic number.

538616419 is a deficient number, since it is larger than the sum of its proper divisors (48965141).

538616419 is a wasteful number, since it uses less digits than its factorization.

538616419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48965140.

The product of its digits is 155520, while the sum is 43.

The square root of 538616419 is about 23208.1110605754. Note that the first 3 decimals coincide. The cubic root of 538616419 is about 813.6292055813.

The spelling of 538616419 in words is "five hundred thirty-eight million, six hundred sixteen thousand, four hundred nineteen".