53650223 has 4 divisors (see below), whose sum is σ = 58527528. Its totient is φ = 48772920.

The previous prime is 53650217. The next prime is 53650229. The reversal of 53650223 is 32205635.

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

It is an interprime number because it is at equal distance from previous prime (53650217) and next prime (53650229).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53650223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53650192 and 53650201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53650229) 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, 2438636 + ... + 2438657.

It is an arithmetic number, because the mean of its divisors is an integer number (14631882).

Almost surely, 2^53650223 is an apocalyptic number.

53650223 is a deficient number, since it is larger than the sum of its proper divisors (4877305).

53650223 is a wasteful number, since it uses less digits than its factorization.

53650223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4877304.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 53650223 is about 7324.6312535171. The cubic root of 53650223 is about 377.1584513604.

Adding to 53650223 its reverse (32205635), we get a palindrome (85855858).

The spelling of 53650223 in words is "fifty-three million, six hundred fifty thousand, two hundred twenty-three".