20032253 has 2 divisors, whose sum is σ = 20032254. Its totient is φ = 20032252.

The previous prime is 20032249. The next prime is 20032261. The reversal of 20032253 is 35223002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18679684 + 1352569 = 4322^2 + 1163^2 .

It is a cyclic number.

It is not a de Polignac number, because 20032253 - 2² = 20032249 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20032283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10016126 + 10016127.

It is an arithmetic number, because the mean of its divisors is an integer number (10016127).

Almost surely, 2^20032253 is an apocalyptic number.

It is an amenable number.

20032253 is a deficient number, since it is larger than the sum of its proper divisors (1).

20032253 is an equidigital number, since it uses as much as digits as its factorization.

20032253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 20032253 is about 4475.7404973926. The cubic root of 20032253 is about 271.5875968129.

Adding to 20032253 its reverse (35223002), we get a palindrome (55255255).

The spelling of 20032253 in words is "twenty million, thirty-two thousand, two hundred fifty-three".