8628493 has 2 divisors, whose sum is σ = 8628494. Its totient is φ = 8628492.

The previous prime is 8628481. The next prime is 8628547. The reversal of 8628493 is 3948268.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5484964 + 3143529 = 2342^2 + 1773^2 .

It is a cyclic number.

It is not a de Polignac number, because 8628493 - 2¹⁷ = 8497421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8628443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4314246 + 4314247.

It is an arithmetic number, because the mean of its divisors is an integer number (4314247).

Almost surely, 2^8628493 is an apocalyptic number.

It is an amenable number.

8628493 is a deficient number, since it is larger than the sum of its proper divisors (1).

8628493 is an equidigital number, since it uses as much as digits as its factorization.

8628493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 40.

The square root of 8628493 is about 2937.4296587323. The cubic root of 8628493 is about 205.1059773280.

The spelling of 8628493 in words is "eight million, six hundred twenty-eight thousand, four hundred ninety-three".