220075623 has 22 divisors (see below), whose sum is σ = 330200144. Its totient is φ = 146677716.

The previous prime is 220075607. The next prime is 220075649. The reversal of 220075623 is 326570022.

It is not a de Polignac number, because 220075623 - 2⁴ = 220075607 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220075123) by changing a digit.

It is a polite number, since it can be written in 21 ways as a sum of consecutive naturals, for example, 57186 + ... + 60912.

Almost surely, 2^220075623 is an apocalyptic number.

220075623 is a deficient number, since it is larger than the sum of its proper divisors (110124521).

220075623 is an frugal number, since it uses more digits than its factorization.

220075623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3757 (or 3730 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 220075623 is about 14834.9460059685. The cubic root of 220075623 is about 603.7502357161.

The spelling of 220075623 in words is "two hundred twenty million, seventy-five thousand, six hundred twenty-three".