22254416 has 10 divisors (see below), whose sum is σ = 43117962. Its totient is φ = 11127200.

The previous prime is 22254403. The next prime is 22254443. The reversal of 22254416 is 61445222.

It can be written as a sum of positive squares in only one way, i.e., 15178816 + 7075600 = 3896^2 + 2660^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 695435 + ... + 695466.

Almost surely, 2^22254416 is an apocalyptic number.

It is an amenable number.

22254416 is a deficient number, since it is larger than the sum of its proper divisors (20863546).

22254416 is a wasteful number, since it uses less digits than its factorization.

22254416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1390909 (or 1390903 counting only the distinct ones).

The product of its digits is 3840, while the sum is 26.

The square root of 22254416 is about 4717.4586378685. The cubic root of 22254416 is about 281.2799226764.

Adding to 22254416 its reverse (61445222), we get a palindrome (83699638).

The spelling of 22254416 in words is "twenty-two million, two hundred fifty-four thousand, four hundred sixteen".