52404019 has 2 divisors, whose sum is σ = 52404020. Its totient is φ = 52404018.

The previous prime is 52404017. The next prime is 52404041. The reversal of 52404019 is 91040425.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52404019 - 2¹ = 52404017 is a prime.

It is a super-2 number, since 2×52404019² = 5492362414704722, which contains 22 as substring.

Together with 52404017, it forms a pair of twin primes.

It is a nialpdrome in base 6.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 52403984 and 52404002.

It is not a weakly prime, because it can be changed into another prime (52404017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26202009 + 26202010.

It is an arithmetic number, because the mean of its divisors is an integer number (26202010).

Almost surely, 2^52404019 is an apocalyptic number.

52404019 is a deficient number, since it is larger than the sum of its proper divisors (1).

52404019 is an equidigital number, since it uses as much as digits as its factorization.

52404019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 52404019 is about 7239.0620248759. The cubic root of 52404019 is about 374.2152930312.

The spelling of 52404019 in words is "fifty-two million, four hundred four thousand, nineteen".