84299207 has 2 divisors, whose sum is σ = 84299208. Its totient is φ = 84299206.

The previous prime is 84299179. The next prime is 84299227. The reversal of 84299207 is 70299248.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84299207 - 2¹⁰ = 84298183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84299227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42149603 + 42149604.

It is an arithmetic number, because the mean of its divisors is an integer number (42149604).

Almost surely, 2^84299207 is an apocalyptic number.

84299207 is a deficient number, since it is larger than the sum of its proper divisors (1).

84299207 is an equidigital number, since it uses as much as digits as its factorization.

84299207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 84299207 is about 9181.4599601588. The cubic root of 84299207 is about 438.4712909725.

Adding to 84299207 its sum of digits (41), we get a palindrome (84299248).

The spelling of 84299207 in words is "eighty-four million, two hundred ninety-nine thousand, two hundred seven".