20062247 has 2 divisors, whose sum is σ = 20062248. Its totient is φ = 20062246.

The previous prime is 20062223. The next prime is 20062277. The reversal of 20062247 is 74226002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20062247 - 2¹² = 20058151 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 (20062277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10031123 + 10031124.

It is an arithmetic number, because the mean of its divisors is an integer number (10031124).

Almost surely, 2^20062247 is an apocalyptic number.

20062247 is a deficient number, since it is larger than the sum of its proper divisors (1).

20062247 is an equidigital number, since it uses as much as digits as its factorization.

20062247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 20062247 is about 4479.0899745372. The cubic root of 20062247 is about 271.7230772658.

Adding to 20062247 its reverse (74226002), we get a palindrome (94288249).

The spelling of 20062247 in words is "twenty million, sixty-two thousand, two hundred forty-seven".