11228570 has 8 divisors (see below), whose sum is σ = 20211444. Its totient is φ = 4491424.

The previous prime is 11228561. The next prime is 11228593. The reversal of 11228570 is 7582211.

It can be written as a sum of positive squares in 2 ways, for example, as 11215801 + 12769 = 3349^2 + 113^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 561419 + ... + 561438.

Almost surely, 2^11228570 is an apocalyptic number.

11228570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11228570 is a deficient number, since it is larger than the sum of its proper divisors (8982874).

11228570 is a wasteful number, since it uses less digits than its factorization.

11228570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122864.

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 11228570 is about 3350.9058476776. The cubic root of 11228570 is about 223.9278705901.

It can be divided in two parts, 112 and 28570, that added together give a palindrome (28682).

The spelling of 11228570 in words is "eleven million, two hundred twenty-eight thousand, five hundred seventy".