11005772 has 12 divisors (see below), whose sum is σ = 19524456. Its totient is φ = 5427360.

The previous prime is 11005751. The next prime is 11005793. The reversal of 11005772 is 27750011.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11005751) and next prime (11005793).

It is a super-2 number, since 2×11005772² = 242254034631968, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18554 + ... + 19137.

It is an arithmetic number, because the mean of its divisors is an integer number (1627038).

Almost surely, 2^11005772 is an apocalyptic number.

It is an amenable number.

11005772 is a deficient number, since it is larger than the sum of its proper divisors (8518684).

11005772 is a wasteful number, since it uses less digits than its factorization.

11005772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37768 (or 37766 counting only the distinct ones).

The product of its (nonzero) digits is 490, while the sum is 23.

The square root of 11005772 is about 3317.4948379764. The cubic root of 11005772 is about 222.4369016886.

Adding to 11005772 its reverse (27750011), we get a palindrome (38755783).

The spelling of 11005772 in words is "eleven million, five thousand, seven hundred seventy-two".