52260289 has 2 divisors, whose sum is σ = 52260290. Its totient is φ = 52260288.

The previous prime is 52260283. The next prime is 52260293. The reversal of 52260289 is 98206225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44997264 + 7263025 = 6708^2 + 2695^2 .

It is a cyclic number.

It is not a de Polignac number, because 52260289 - 2⁷ = 52260161 is a prime.

It is a super-2 number, since 2×52260289² = 5462275612727042, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52260283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26130144 + 26130145.

It is an arithmetic number, because the mean of its divisors is an integer number (26130145).

Almost surely, 2^52260289 is an apocalyptic number.

It is an amenable number.

52260289 is a deficient number, since it is larger than the sum of its proper divisors (1).

52260289 is an equidigital number, since it uses as much as digits as its factorization.

52260289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 52260289 is about 7229.1278173788. The cubic root of 52260289 is about 373.8728561113.

The spelling of 52260289 in words is "fifty-two million, two hundred sixty thousand, two hundred eighty-nine".