91126256 has 40 divisors (see below), whose sum is σ = 201330864. Its totient is φ = 39582720.

The previous prime is 91126249. The next prime is 91126297. The reversal of 91126256 is 65262119.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9350 + ... + 16421.

Almost surely, 2^91126256 is an apocalyptic number.

It is an amenable number.

91126256 is an abundant number, since it is smaller than the sum of its proper divisors (110204608).

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

91126256 is a wasteful number, since it uses less digits than its factorization.

91126256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25809 (or 25803 counting only the distinct ones).

The product of its digits is 6480, while the sum is 32.

The square root of 91126256 is about 9546.0073329115. The cubic root of 91126256 is about 450.0020674802.

The spelling of 91126256 in words is "ninety-one million, one hundred twenty-six thousand, two hundred fifty-six".