26628463 has 2 divisors, whose sum is σ = 26628464. Its totient is φ = 26628462.

The previous prime is 26628449. The next prime is 26628491. The reversal of 26628463 is 36482662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26628463 - 2⁵ = 26628431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26628263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13314231 + 13314232.

It is an arithmetic number, because the mean of its divisors is an integer number (13314232).

Almost surely, 2^26628463 is an apocalyptic number.

26628463 is a deficient number, since it is larger than the sum of its proper divisors (1).

26628463 is an equidigital number, since it uses as much as digits as its factorization.

26628463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 37.

The square root of 26628463 is about 5160.2774150233. The cubic root of 26628463 is about 298.6175765063.

The spelling of 26628463 in words is "twenty-six million, six hundred twenty-eight thousand, four hundred sixty-three".