264368477 has 2 divisors, whose sum is σ = 264368478. Its totient is φ = 264368476.

The previous prime is 264368443. The next prime is 264368483. The reversal of 264368477 is 774863462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 263380441 + 988036 = 16229^2 + 994^2 .

It is a cyclic number.

It is not a de Polignac number, because 264368477 - 2¹² = 264364381 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264368497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132184238 + 132184239.

It is an arithmetic number, because the mean of its divisors is an integer number (132184239).

Almost surely, 2^264368477 is an apocalyptic number.

It is an amenable number.

264368477 is a deficient number, since it is larger than the sum of its proper divisors (1).

264368477 is an equidigital number, since it uses as much as digits as its factorization.

264368477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1354752, while the sum is 47.

The square root of 264368477 is about 16259.4119512361. The cubic root of 264368477 is about 641.8051875079.

The spelling of 264368477 in words is "two hundred sixty-four million, three hundred sixty-eight thousand, four hundred seventy-seven".