264949057 has 2 divisors, whose sum is σ = 264949058. Its totient is φ = 264949056.

The previous prime is 264949039. The next prime is 264949079. The reversal of 264949057 is 750949462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 246835521 + 18113536 = 15711^2 + 4256^2 .

It is a cyclic number.

It is not a de Polignac number, because 264949057 - 2¹¹ = 264947009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 264948998 and 264949016.

It is not a weakly prime, because it can be changed into another prime (264949037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132474528 + 132474529.

It is an arithmetic number, because the mean of its divisors is an integer number (132474529).

Almost surely, 2^264949057 is an apocalyptic number.

It is an amenable number.

264949057 is a deficient number, since it is larger than the sum of its proper divisors (1).

264949057 is an equidigital number, since it uses as much as digits as its factorization.

264949057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 46.

The square root of 264949057 is about 16277.2558190870. The cubic root of 264949057 is about 642.2746671050.

The spelling of 264949057 in words is "two hundred sixty-four million, nine hundred forty-nine thousand, fifty-seven".