11220536 has 8 divisors (see below), whose sum is σ = 21038520. Its totient is φ = 5610264.

The previous prime is 11220533. The next prime is 11220541. The reversal of 11220536 is 63502211.

11220536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11220533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701276 + ... + 701291.

It is an arithmetic number, because the mean of its divisors is an integer number (2629815).

Almost surely, 2^11220536 is an apocalyptic number.

It is an amenable number.

11220536 is a deficient number, since it is larger than the sum of its proper divisors (9817984).

11220536 is a wasteful number, since it uses less digits than its factorization.

11220536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402573 (or 1402569 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 11220536 is about 3349.7068528455. The cubic root of 11220536 is about 223.8744513287.

Adding to 11220536 its reverse (63502211), we get a palindrome (74722747).

It can be divided in two parts, 112 and 20536, that multiplied together give a palindrome (2300032).

The spelling of 11220536 in words is "eleven million, two hundred twenty thousand, five hundred thirty-six".