43264469 has 2 divisors, whose sum is σ = 43264470. Its totient is φ = 43264468.

The previous prime is 43264457. The next prime is 43264517. The reversal of 43264469 is 96446234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30747025 + 12517444 = 5545^2 + 3538^2 .

It is a cyclic number.

It is not a de Polignac number, because 43264469 - 2⁸ = 43264213 is a prime.

It is a super-2 number, since 2×43264469² = 3743628555703922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43261469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21632234 + 21632235.

It is an arithmetic number, because the mean of its divisors is an integer number (21632235).

Almost surely, 2^43264469 is an apocalyptic number.

It is an amenable number.

43264469 is a deficient number, since it is larger than the sum of its proper divisors (1).

43264469 is an equidigital number, since it uses as much as digits as its factorization.

43264469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 38.

The square root of 43264469 is about 6577.5731846936. The cubic root of 43264469 is about 351.0565867378.

The spelling of 43264469 in words is "forty-three million, two hundred sixty-four thousand, four hundred sixty-nine".