11022649 has 8 divisors (see below), whose sum is σ = 12170592. Its totient is φ = 9899040.

The previous prime is 11022643. The next prime is 11022653. The reversal of 11022649 is 94622011.

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 11022649 - 2⁷ = 11022521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11022643) 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, 5124 + ... + 6949.

It is an arithmetic number, because the mean of its divisors is an integer number (1521324).

Almost surely, 2^11022649 is an apocalyptic number.

It is an amenable number.

11022649 is a deficient number, since it is larger than the sum of its proper divisors (1147943).

11022649 is a wasteful number, since it uses less digits than its factorization.

11022649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12167.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 11022649 is about 3320.0374997882. The cubic root of 11022649 is about 222.5505435821.

The spelling of 11022649 in words is "eleven million, twenty-two thousand, six hundred forty-nine".