52889477 has 2 divisors, whose sum is σ = 52889478. Its totient is φ = 52889476.

The previous prime is 52889461. The next prime is 52889479. The reversal of 52889477 is 77498825.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47348161 + 5541316 = 6881^2 + 2354^2 .

It is a cyclic number.

It is not a de Polignac number, because 52889477 - 2⁴ = 52889461 is a prime.

Together with 52889479, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52889479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26444738 + 26444739.

It is an arithmetic number, because the mean of its divisors is an integer number (26444739).

Almost surely, 2^52889477 is an apocalyptic number.

It is an amenable number.

52889477 is a deficient number, since it is larger than the sum of its proper divisors (1).

52889477 is an equidigital number, since it uses as much as digits as its factorization.

52889477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1128960, while the sum is 50.

The square root of 52889477 is about 7272.5151770209. The cubic root of 52889477 is about 375.3672893305.

The spelling of 52889477 in words is "fifty-two million, eight hundred eighty-nine thousand, four hundred seventy-seven".