52785419 has 2 divisors, whose sum is σ = 52785420. Its totient is φ = 52785418.

The previous prime is 52785377. The next prime is 52785433. The reversal of 52785419 is 91458725.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52785419 - 2²⁰ = 51736843 is a prime.

It is a super-2 number, since 2×52785419² = 5572600918011122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52785449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26392709 + 26392710.

It is an arithmetic number, because the mean of its divisors is an integer number (26392710).

Almost surely, 2^52785419 is an apocalyptic number.

52785419 is a deficient number, since it is larger than the sum of its proper divisors (1).

52785419 is an equidigital number, since it uses as much as digits as its factorization.

52785419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100800, while the sum is 41.

The square root of 52785419 is about 7265.3574585150. The cubic root of 52785419 is about 375.1209541679.

The spelling of 52785419 in words is "fifty-two million, seven hundred eighty-five thousand, four hundred nineteen".