20074207 has 2 divisors, whose sum is σ = 20074208. Its totient is φ = 20074206.

The previous prime is 20074189. The next prime is 20074253. The reversal of 20074207 is 70247002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20074207 - 2¹⁹ = 19549919 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 (20074277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10037103 + 10037104.

It is an arithmetic number, because the mean of its divisors is an integer number (10037104).

Almost surely, 2^20074207 is an apocalyptic number.

20074207 is a deficient number, since it is larger than the sum of its proper divisors (1).

20074207 is an equidigital number, since it uses as much as digits as its factorization.

20074207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 784, while the sum is 22.

The square root of 20074207 is about 4480.4248682463. The cubic root of 20074207 is about 271.7770619538. Note that the first 3 decimals are identical.

The spelling of 20074207 in words is "twenty million, seventy-four thousand, two hundred seven".