91056026 has 8 divisors (see below), whose sum is σ = 139760544. Its totient is φ = 44469180.

The previous prime is 91056013. The next prime is 91056089. The reversal of 91056026 is 62065019.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 91056026.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 529310 + ... + 529481.

It is an arithmetic number, because the mean of its divisors is an integer number (17470068).

Almost surely, 2^91056026 is an apocalyptic number.

91056026 is a deficient number, since it is larger than the sum of its proper divisors (48704518).

91056026 is a wasteful number, since it uses less digits than its factorization.

91056026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058836.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 91056026 is about 9542.3281226334. The cubic root of 91056026 is about 449.8864338933.

The spelling of 91056026 in words is "ninety-one million, fifty-six thousand, twenty-six".