52776847 has 2 divisors, whose sum is σ = 52776848. Its totient is φ = 52776846.

The previous prime is 52776811. The next prime is 52776859. The reversal of 52776847 is 74867725.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52776847 - 2⁷ = 52776719 is a prime.

It is a super-2 number, since 2×52776847² = 5570791158522818, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52776797 and 52776806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52776877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26388423 + 26388424.

It is an arithmetic number, because the mean of its divisors is an integer number (26388424).

Almost surely, 2^52776847 is an apocalyptic number.

52776847 is a deficient number, since it is larger than the sum of its proper divisors (1).

52776847 is an equidigital number, since it uses as much as digits as its factorization.

52776847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 658560, while the sum is 46.

The square root of 52776847 is about 7264.7675117653. The cubic root of 52776847 is about 375.1006473549.

The spelling of 52776847 in words is "fifty-two million, seven hundred seventy-six thousand, eight hundred forty-seven".