11297826 has 64 divisors (see below), whose sum is σ = 27509760. Its totient is φ = 3421440.

The previous prime is 11297821. The next prime is 11297861. The reversal of 11297826 is 62879211.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11297821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28260 + ... + 28656.

It is an arithmetic number, because the mean of its divisors is an integer number (429840).

Almost surely, 2^11297826 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11297826, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13754880).

11297826 is an abundant number, since it is smaller than the sum of its proper divisors (16211934).

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

11297826 is a wasteful number, since it uses less digits than its factorization.

11297826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456 (or 450 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The square root of 11297826 is about 3361.2238842422. The cubic root of 11297826 is about 224.3873109013.

The spelling of 11297826 in words is "eleven million, two hundred ninety-seven thousand, eight hundred twenty-six".