194290207 has 2 divisors, whose sum is σ = 194290208. Its totient is φ = 194290206.

The previous prime is 194290183. The next prime is 194290231. The reversal of 194290207 is 702092491.

It is a happy number.

194290207 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (194290183) and next prime (194290231).

It is a cyclic number.

It is not a de Polignac number, because 194290207 - 2¹⁹ = 193765919 is a prime.

It is a super-2 number, since 2×194290207² = 75497369072205698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (194290007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97145103 + 97145104.

It is an arithmetic number, because the mean of its divisors is an integer number (97145104).

Almost surely, 2^194290207 is an apocalyptic number.

194290207 is a deficient number, since it is larger than the sum of its proper divisors (1).

194290207 is an equidigital number, since it uses as much as digits as its factorization.

194290207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 194290207 is about 13938.8022082243. The cubic root of 194290207 is about 579.1845526373.

The spelling of 194290207 in words is "one hundred ninety-four million, two hundred ninety thousand, two hundred seven".