43264049 has 2 divisors, whose sum is σ = 43264050. Its totient is φ = 43264048.

The previous prime is 43263967. The next prime is 43264093. The reversal of 43264049 is 94046234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42250000 + 1014049 = 6500^2 + 1007^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43264049 is a prime.

It is a Chen prime.

It is equal to p_2619536 and since 43264049 and 2619536 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 (43164049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21632024 + 21632025.

It is an arithmetic number, because the mean of its divisors is an integer number (21632025).

Almost surely, 2^43264049 is an apocalyptic number.

It is an amenable number.

43264049 is a deficient number, since it is larger than the sum of its proper divisors (1).

43264049 is an equidigital number, since it uses as much as digits as its factorization.

43264049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 43264049 is about 6577.5412579474. The cubic root of 43264049 is about 351.0554507460.

The spelling of 43264049 in words is "forty-three million, two hundred sixty-four thousand, forty-nine".