26463813 has 8 divisors (see below), whose sum is σ = 35863776. Its totient is φ = 17353200.

The previous prime is 26463799. The next prime is 26463839. The reversal of 26463813 is 31836462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 26463813 - 2⁴ = 26463797 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26463013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72123 + ... + 72488.

It is an arithmetic number, because the mean of its divisors is an integer number (4482972).

Almost surely, 2^26463813 is an apocalyptic number.

It is an amenable number.

26463813 is a deficient number, since it is larger than the sum of its proper divisors (9399963).

26463813 is a wasteful number, since it uses less digits than its factorization.

26463813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144675.

The product of its digits is 20736, while the sum is 33.

The square root of 26463813 is about 5144.2990776198. The cubic root of 26463813 is about 298.0008295399. Note that the first 3 decimals are identical.

The spelling of 26463813 in words is "twenty-six million, four hundred sixty-three thousand, eight hundred thirteen".