52026643 has 2 divisors, whose sum is σ = 52026644. Its totient is φ = 52026642.

The previous prime is 52026607. The next prime is 52026659. The reversal of 52026643 is 34662025.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52026643 - 2⁹ = 52026131 is a prime.

It is not a weakly prime, because it can be changed into another prime (52026673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26013321 + 26013322.

It is an arithmetic number, because the mean of its divisors is an integer number (26013322).

Almost surely, 2^52026643 is an apocalyptic number.

52026643 is a deficient number, since it is larger than the sum of its proper divisors (1).

52026643 is an equidigital number, since it uses as much as digits as its factorization.

52026643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 52026643 is about 7212.9496740238. The cubic root of 52026643 is about 373.3148517814.

Adding to 52026643 its reverse (34662025), we get a palindrome (86688668).

The spelling of 52026643 in words is "fifty-two million, twenty-six thousand, six hundred forty-three".