52093819 has 4 divisors (see below), whose sum is σ = 52108560. Its totient is φ = 52079080.

The previous prime is 52093807. The next prime is 52093823. The reversal of 52093819 is 91839025.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52093819 is a prime.

It is a super-2 number, since 2×52093819² = 5427531956009522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52093829) 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, 1449 + ... + 10309.

It is an arithmetic number, because the mean of its divisors is an integer number (13027140).

Almost surely, 2^52093819 is an apocalyptic number.

52093819 is a deficient number, since it is larger than the sum of its proper divisors (14741).

52093819 is an equidigital number, since it uses as much as digits as its factorization.

52093819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14740.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 52093819 is about 7217.6047966067. The cubic root of 52093819 is about 373.4754554735.

The spelling of 52093819 in words is "fifty-two million, ninety-three thousand, eight hundred nineteen".