28652453 has 2 divisors, whose sum is σ = 28652454. Its totient is φ = 28652452.

The previous prime is 28652447. The next prime is 28652471. The reversal of 28652453 is 35425682.

28652453 is nontrivially palindromic in base 7.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22591009 + 6061444 = 4753^2 + 2462^2 .

It is a cyclic number.

It is not a de Polignac number, because 28652453 - 2¹² = 28648357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28652413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14326226 + 14326227.

It is an arithmetic number, because the mean of its divisors is an integer number (14326227).

Almost surely, 2^28652453 is an apocalyptic number.

It is an amenable number.

28652453 is a deficient number, since it is larger than the sum of its proper divisors (1).

28652453 is an equidigital number, since it uses as much as digits as its factorization.

28652453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57600, while the sum is 35.

The square root of 28652453 is about 5352.7986138094. The cubic root of 28652453 is about 305.9994197377. Note that the first 3 decimals are identical.

The spelling of 28652453 in words is "twenty-eight million, six hundred fifty-two thousand, four hundred fifty-three".