52443299 has 2 divisors, whose sum is σ = 52443300. Its totient is φ = 52443298.

The previous prime is 52443277. The next prime is 52443323. The reversal of 52443299 is 99234425.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52443299 - 2⁸ = 52443043 is a prime.

It is a super-2 number, since 2×52443299² = 5500599220006802, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52443229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26221649 + 26221650.

It is an arithmetic number, because the mean of its divisors is an integer number (26221650).

Almost surely, 2^52443299 is an apocalyptic number.

52443299 is a deficient number, since it is larger than the sum of its proper divisors (1).

52443299 is an equidigital number, since it uses as much as digits as its factorization.

52443299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 38.

The square root of 52443299 is about 7241.7745753372. The cubic root of 52443299 is about 374.3087687218.

The spelling of 52443299 in words is "fifty-two million, four hundred forty-three thousand, two hundred ninety-nine".