7664453 has 2 divisors, whose sum is σ = 7664454. Its totient is φ = 7664452.

The previous prime is 7664407. The next prime is 7664477. The reversal of 7664453 is 3544667.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3912484 + 3751969 = 1978^2 + 1937^2 .

It is a cyclic number.

It is not a de Polignac number, because 7664453 - 2¹⁸ = 7402309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7664483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3832226 + 3832227.

It is an arithmetic number, because the mean of its divisors is an integer number (3832227).

Almost surely, 2^7664453 is an apocalyptic number.

It is an amenable number.

7664453 is a deficient number, since it is larger than the sum of its proper divisors (1).

7664453 is an equidigital number, since it uses as much as digits as its factorization.

7664453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 35.

The square root of 7664453 is about 2768.4748508881. The cubic root of 7664453 is about 197.1637433738.

The spelling of 7664453 in words is "seven million, six hundred sixty-four thousand, four hundred fifty-three".