52438619 has 2 divisors, whose sum is σ = 52438620. Its totient is φ = 52438618.

The previous prime is 52438559. The next prime is 52438621. The reversal of 52438619 is 91683425.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52438619 - 2²⁴ = 35661403 is a prime.

It is a super-2 number, since 2×52438619² = 5499617525254322, which contains 22 as substring.

Together with 52438621, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52438649) 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 as a sum of consecutive naturals, namely, 26219309 + 26219310.

It is an arithmetic number, because the mean of its divisors is an integer number (26219310).

Almost surely, 2^52438619 is an apocalyptic number.

52438619 is a deficient number, since it is larger than the sum of its proper divisors (1).

52438619 is an equidigital number, since it uses as much as digits as its factorization.

52438619 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 38.

The square root of 52438619 is about 7241.4514429084. The cubic root of 52438619 is about 374.2976340476.

The spelling of 52438619 in words is "fifty-two million, four hundred thirty-eight thousand, six hundred nineteen".