26406463 has 2 divisors, whose sum is σ = 26406464. Its totient is φ = 26406462.

The previous prime is 26406437. The next prime is 26406467. The reversal of 26406463 is 36460462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26406463 - 2¹³ = 26398271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26406467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13203231 + 13203232.

It is an arithmetic number, because the mean of its divisors is an integer number (13203232).

Almost surely, 2^26406463 is an apocalyptic number.

26406463 is a deficient number, since it is larger than the sum of its proper divisors (1).

26406463 is an equidigital number, since it uses as much as digits as its factorization.

26406463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 26406463 is about 5138.7219228131. The cubic root of 26406463 is about 297.7854069675.

The spelling of 26406463 in words is "twenty-six million, four hundred six thousand, four hundred sixty-three".