52777849 has 2 divisors, whose sum is σ = 52777850. Its totient is φ = 52777848.

The previous prime is 52777817. The next prime is 52777861. The reversal of 52777849 is 94877725.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51552400 + 1225449 = 7180^2 + 1107^2 .

It is a cyclic number.

It is not a de Polignac number, because 52777849 - 2⁵ = 52777817 is a prime.

It is not a weakly prime, because it can be changed into another prime (52777349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26388924 + 26388925.

It is an arithmetic number, because the mean of its divisors is an integer number (26388925).

Almost surely, 2^52777849 is an apocalyptic number.

It is an amenable number.

52777849 is a deficient number, since it is larger than the sum of its proper divisors (1).

52777849 is an equidigital number, since it uses as much as digits as its factorization.

52777849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 987840, while the sum is 49.

The square root of 52777849 is about 7264.8364744156. The cubic root of 52777849 is about 375.1030211766.

The spelling of 52777849 in words is "fifty-two million, seven hundred seventy-seven thousand, eight hundred forty-nine".