22253409 has 12 divisors (see below), whose sum is σ = 32275152. Its totient is φ = 14775000.

The previous prime is 22253401. The next prime is 22253417. The reversal of 22253409 is 90435222.

22253409 is a `hidden beast` number, since 2 + 2 + 253 + 409 = 666.

It is an interprime number because it is at equal distance from previous prime (22253401) and next prime (22253417).

It is not a de Polignac number, because 22253409 - 2³ = 22253401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22253401) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2667 + ... + 7184.

It is an arithmetic number, because the mean of its divisors is an integer number (2689596).

Almost surely, 2^22253409 is an apocalyptic number.

It is an amenable number.

22253409 is a deficient number, since it is larger than the sum of its proper divisors (10021743).

22253409 is a wasteful number, since it uses less digits than its factorization.

22253409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10108 (or 10105 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 22253409 is about 4717.3519054656. The cubic root of 22253409 is about 281.2756800255.

The spelling of 22253409 in words is "twenty-two million, two hundred fifty-three thousand, four hundred nine".