26190048 has 24 divisors (see below), whose sum is σ = 68749128. Its totient is φ = 8729984.

The previous prime is 26190023. The next prime is 26190079. The reversal of 26190048 is 84009162.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×26190048² = 1371837228484608, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26189997 and 26190024.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136311 + ... + 136502.

It is an arithmetic number, because the mean of its divisors is an integer number (2864547).

Almost surely, 2^26190048 is an apocalyptic number.

It is an amenable number.

26190048 is an abundant number, since it is smaller than the sum of its proper divisors (42559080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26190048 is a wasteful number, since it uses less digits than its factorization.

26190048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272826 (or 272818 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 26190048 is about 5117.6213224505. The cubic root of 26190048 is about 296.9696711993.

It can be divided in two parts, 261 and 90048, that added together give a palindrome (90309).

The spelling of 26190048 in words is "twenty-six million, one hundred ninety thousand, forty-eight".