201624223 has 4 divisors (see below), whose sum is σ = 201673360. Its totient is φ = 201575088.

The previous prime is 201624221. The next prime is 201624281. The reversal of 201624223 is 322426102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201624223 - 2¹ = 201624221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201624194 and 201624203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201624221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17790 + ... + 26827.

It is an arithmetic number, because the mean of its divisors is an integer number (50418340).

Almost surely, 2^201624223 is an apocalyptic number.

201624223 is a deficient number, since it is larger than the sum of its proper divisors (49137).

201624223 is an equidigital number, since it uses as much as digits as its factorization.

201624223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49136.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 201624223 is about 14199.4444609640. Note that the first 4 decimals coincide. The cubic root of 201624223 is about 586.3823670209.

The spelling of 201624223 in words is "two hundred one million, six hundred twenty-four thousand, two hundred twenty-three".