52798477 has 2 divisors, whose sum is σ = 52798478. Its totient is φ = 52798476.

The previous prime is 52798439. The next prime is 52798507. The reversal of 52798477 is 77489725.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52794756 + 3721 = 7266^2 + 61^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52798477 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52798477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52798877) 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, 26399238 + 26399239.

It is an arithmetic number, because the mean of its divisors is an integer number (26399239).

Almost surely, 2^52798477 is an apocalyptic number.

It is an amenable number.

52798477 is a deficient number, since it is larger than the sum of its proper divisors (1).

52798477 is an equidigital number, since it uses as much as digits as its factorization.

52798477 is an odious number, because the sum of its binary digits is odd.

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

The square root of 52798477 is about 7266.2560510899. The cubic root of 52798477 is about 375.1518839565.

The spelling of 52798477 in words is "fifty-two million, seven hundred ninety-eight thousand, four hundred seventy-seven".