52622819 has 2 divisors, whose sum is σ = 52622820. Its totient is φ = 52622818.

The previous prime is 52622813. The next prime is 52622821. The reversal of 52622819 is 91822625.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52622819 is a prime.

It is a super-2 number, since 2×52622819² = 5538322159013522, which contains 22 as substring.

Together with 52622821, 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 (52622813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26311409 + 26311410.

It is an arithmetic number, because the mean of its divisors is an integer number (26311410).

Almost surely, 2^52622819 is an apocalyptic number.

52622819 is a deficient number, since it is larger than the sum of its proper divisors (1).

52622819 is an equidigital number, since it uses as much as digits as its factorization.

52622819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 35.

The square root of 52622819 is about 7254.1587382687. The cubic root of 52622819 is about 374.7353842829.

The spelling of 52622819 in words is "fifty-two million, six hundred twenty-two thousand, eight hundred nineteen".