264246949 has 2 divisors, whose sum is σ = 264246950. Its totient is φ = 264246948.

The previous prime is 264246823. The next prime is 264246967. The reversal of 264246949 is 949642462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 171741025 + 92505924 = 13105^2 + 9618^2 .

It is a cyclic number.

It is not a de Polignac number, because 264246949 - 2¹⁹ = 263722661 is a prime.

It is a zygodrome in base 4.

It is a junction number, because it is equal to n+sod(n) for n = 264246899 and 264246908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264246979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132123474 + 132123475.

It is an arithmetic number, because the mean of its divisors is an integer number (132123475).

Almost surely, 2^264246949 is an apocalyptic number.

It is an amenable number.

264246949 is a deficient number, since it is larger than the sum of its proper divisors (1).

264246949 is an equidigital number, since it uses as much as digits as its factorization.

264246949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 746496, while the sum is 46.

The square root of 264246949 is about 16255.6743631262. The cubic root of 264246949 is about 641.7068282578.

The spelling of 264246949 in words is "two hundred sixty-four million, two hundred forty-six thousand, nine hundred forty-nine".