4523969 has 2 divisors, whose sum is σ = 4523970. Its totient is φ = 4523968.

The previous prime is 4523963. The next prime is 4523993. The reversal of 4523969 is 9693254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2521744 + 2002225 = 1588^2 + 1415^2 .

It is a cyclic number.

It is not a de Polignac number, because 4523969 - 2⁸ = 4523713 is a prime.

It is a super-2 number, since 2×4523969² = 40932591025922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4523963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2261984 + 2261985.

It is an arithmetic number, because the mean of its divisors is an integer number (2261985).

Almost surely, 2^4523969 is an apocalyptic number.

It is an amenable number.

4523969 is a deficient number, since it is larger than the sum of its proper divisors (1).

4523969 is an equidigital number, since it uses as much as digits as its factorization.

4523969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 38.

The square root of 4523969 is about 2126.9623880078. The cubic root of 4523969 is about 165.3889690746.

The spelling of 4523969 in words is "four million, five hundred twenty-three thousand, nine hundred sixty-nine".