22104532 has 6 divisors (see below), whose sum is σ = 38682938. Its totient is φ = 11052264.

The previous prime is 22104529. The next prime is 22104553. The reversal of 22104532 is 23540122.

It can be written as a sum of positive squares in only one way, i.e., 19395216 + 2709316 = 4404^2 + 1646^2 .

It is a super-2 number, since 2×22104532² = 977220669878048, which contains 22 as substring.

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, 2763063 + ... + 2763070.

Almost surely, 2^22104532 is an apocalyptic number.

It is an amenable number.

22104532 is a deficient number, since it is larger than the sum of its proper divisors (16578406).

22104532 is a wasteful number, since it uses less digits than its factorization.

22104532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5526137 (or 5526135 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 22104532 is about 4701.5457032767. The cubic root of 22104532 is about 280.6470241129.

Adding to 22104532 its reverse (23540122), we get a palindrome (45644654).

The spelling of 22104532 in words is "twenty-two million, one hundred four thousand, five hundred thirty-two".