11226857 has 8 divisors (see below), whose sum is σ = 11732040. Its totient is φ = 10729600.

The previous prime is 11226847. The next prime is 11226863. The reversal of 11226857 is 75862211.

It can be written as a sum of positive squares in 4 ways, for example, as 3041536 + 8185321 = 1744^2 + 2861^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 11226857 - 2⁴ = 11226841 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (11226847) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1013 + ... + 4845.

It is an arithmetic number, because the mean of its divisors is an integer number (1466505).

Almost surely, 2^11226857 is an apocalyptic number.

It is an amenable number.

11226857 is a deficient number, since it is larger than the sum of its proper divisors (505183).

11226857 is a wasteful number, since it uses less digits than its factorization.

11226857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3963.

The product of its digits is 6720, while the sum is 32.

The square root of 11226857 is about 3350.6502354021. The cubic root of 11226857 is about 223.9164827361.

The spelling of 11226857 in words is "eleven million, two hundred twenty-six thousand, eight hundred fifty-seven".