26922551 has 2 divisors, whose sum is σ = 26922552. Its totient is φ = 26922550.

The previous prime is 26922541. The next prime is 26922557. The reversal of 26922551 is 15522962.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26922551 - 2¹⁰ = 26921527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26922557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13461275 + 13461276.

It is an arithmetic number, because the mean of its divisors is an integer number (13461276).

Almost surely, 2^26922551 is an apocalyptic number.

26922551 is a deficient number, since it is larger than the sum of its proper divisors (1).

26922551 is an equidigital number, since it uses as much as digits as its factorization.

26922551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 32.

The square root of 26922551 is about 5188.6945371644. The cubic root of 26922551 is about 299.7128771411.

The spelling of 26922551 in words is "twenty-six million, nine hundred twenty-two thousand, five hundred fifty-one".