266024249 has 2 divisors, whose sum is σ = 266024250. Its totient is φ = 266024248.

The previous prime is 266024173. The next prime is 266024281. The reversal of 266024249 is 942420662.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 175165225 + 90859024 = 13235^2 + 9532^2 .

It is a cyclic number.

It is not a de Polignac number, because 266024249 - 2⁸ = 266023993 is a prime.

It is equal to p_14506847 and since 266024249 and 14506847 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (266023249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133012124 + 133012125.

It is an arithmetic number, because the mean of its divisors is an integer number (133012125).

Almost surely, 2^266024249 is an apocalyptic number.

It is an amenable number.

266024249 is a deficient number, since it is larger than the sum of its proper divisors (1).

266024249 is an equidigital number, since it uses as much as digits as its factorization.

266024249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 266024249 is about 16310.2498141506. The cubic root of 266024249 is about 643.1423012557.

The spelling of 266024249 in words is "two hundred sixty-six million, twenty-four thousand, two hundred forty-nine".