26191056 has 20 divisors (see below), whose sum is σ = 67660352. Its totient is φ = 8730336.

The previous prime is 26191051. The next prime is 26191069. The reversal of 26191056 is 65019162.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26191051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272776 + ... + 272871.

Almost surely, 2^26191056 is an apocalyptic number.

It is an amenable number.

26191056 is an abundant number, since it is smaller than the sum of its proper divisors (41469296).

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

26191056 is a wasteful number, since it uses less digits than its factorization.

26191056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545658 (or 545652 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 26191056 is about 5117.7198047568. The cubic root of 26191056 is about 296.9734810636.

The spelling of 26191056 in words is "twenty-six million, one hundred ninety-one thousand, fifty-six".