53200233 has 14 divisors (see below), whose sum is σ = 79764954. Its totient is φ = 35466336.

The previous prime is 53200223. The next prime is 53200237. The reversal of 53200233 is 33200235.

It can be written as a sum of positive squares in only one way, i.e., 36578304 + 16621929 = 6048^2 + 4077^2 .

It is not a de Polignac number, because 53200233 - 2⁵ = 53200201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53200237) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 35760 + ... + 37217.

Almost surely, 2^53200233 is an apocalyptic number.

It is an amenable number.

53200233 is a deficient number, since it is larger than the sum of its proper divisors (26564721).

53200233 is an frugal number, since it uses more digits than its factorization.

53200233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72995 (or 72980 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 18.

The square root of 53200233 is about 7293.8489839042. The cubic root of 53200233 is about 376.1010201817.

Adding to 53200233 its reverse (33200235), we get a palindrome (86400468).

The spelling of 53200233 in words is "fifty-three million, two hundred thousand, two hundred thirty-three".