52867657 has 2 divisors, whose sum is σ = 52867658. Its totient is φ = 52867656.

The previous prime is 52867649. The next prime is 52867673. The reversal of 52867657 is 75676825.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40589641 + 12278016 = 6371^2 + 3504^2 .

It is a cyclic number.

It is not a de Polignac number, because 52867657 - 2³ = 52867649 is a prime.

It is not a weakly prime, because it can be changed into another prime (52837657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26433828 + 26433829.

It is an arithmetic number, because the mean of its divisors is an integer number (26433829).

Almost surely, 2^52867657 is an apocalyptic number.

It is an amenable number.

52867657 is a deficient number, since it is larger than the sum of its proper divisors (1).

52867657 is an equidigital number, since it uses as much as digits as its factorization.

52867657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 705600, while the sum is 46.

The square root of 52867657 is about 7271.0148535125. The cubic root of 52867657 is about 375.3156619160.

The spelling of 52867657 in words is "fifty-two million, eight hundred sixty-seven thousand, six hundred fifty-seven".