22073555 has 16 divisors (see below), whose sum is σ = 30351360. Its totient is φ = 15096672.

The previous prime is 22073543. The next prime is 22073561. The reversal of 22073555 is 55537022.

It is a cyclic number.

It is not a de Polignac number, because 22073555 - 2¹⁴ = 22057171 is a prime.

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 in 15 ways as a sum of consecutive naturals, for example, 20726 + ... + 21764.

It is an arithmetic number, because the mean of its divisors is an integer number (1896960).

Almost surely, 2^22073555 is an apocalyptic number.

22073555 is a deficient number, since it is larger than the sum of its proper divisors (8277805).

22073555 is a wasteful number, since it uses less digits than its factorization.

22073555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658.

The product of its (nonzero) digits is 10500, while the sum is 29.

The square root of 22073555 is about 4698.2502061938. The cubic root of 22073555 is about 280.5158644777.

The spelling of 22073555 in words is "twenty-two million, seventy-three thousand, five hundred fifty-five".