7657253 has 2 divisors, whose sum is σ = 7657254. Its totient is φ = 7657252.

The previous prime is 7657159. The next prime is 7657271. The reversal of 7657253 is 3527567.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4190209 + 3467044 = 2047^2 + 1862^2 .

It is a cyclic number.

It is not a de Polignac number, because 7657253 - 2¹² = 7653157 is a prime.

It is a d-powerful number, because it can be written as 7³ + 6⁸ + 5⁶ + 7⁸ + 2¹² + 5⁶ + 3¹¹ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7654253) 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, 3828626 + 3828627.

It is an arithmetic number, because the mean of its divisors is an integer number (3828627).

Almost surely, 2^7657253 is an apocalyptic number.

It is an amenable number.

7657253 is a deficient number, since it is larger than the sum of its proper divisors (1).

7657253 is an equidigital number, since it uses as much as digits as its factorization.

7657253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 44100, while the sum is 35.

The square root of 7657253 is about 2767.1741903971. The cubic root of 7657253 is about 197.1019853809.

The spelling of 7657253 in words is "seven million, six hundred fifty-seven thousand, two hundred fifty-three".