26249855 has 8 divisors (see below), whose sum is σ = 31527792. Its totient is φ = 20981248.

The previous prime is 26249837. The next prime is 26249879. The reversal of 26249855 is 55894262.

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

It is a cyclic number.

It is not a de Polignac number, because 26249855 - 2⁶ = 26249791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 8159 + ... + 10911.

It is an arithmetic number, because the mean of its divisors is an integer number (3940974).

Almost surely, 2^26249855 is an apocalyptic number.

26249855 is a deficient number, since it is larger than the sum of its proper divisors (5277937).

26249855 is a wasteful number, since it uses less digits than its factorization.

26249855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4665.

The product of its digits is 172800, while the sum is 41.

The square root of 26249855 is about 5123.4612324092. The cubic root of 26249855 is about 297.1955504189.

The spelling of 26249855 in words is "twenty-six million, two hundred forty-nine thousand, eight hundred fifty-five".