84249307 has 2 divisors, whose sum is σ = 84249308. Its totient is φ = 84249306.

The previous prime is 84249283. The next prime is 84249311. The reversal of 84249307 is 70394248.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84249307 - 2²³ = 75860699 is a prime.

It is a super-3 number, since 3×84249307³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (84249317) 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, 42124653 + 42124654.

It is an arithmetic number, because the mean of its divisors is an integer number (42124654).

Almost surely, 2^84249307 is an apocalyptic number.

84249307 is a deficient number, since it is larger than the sum of its proper divisors (1).

84249307 is an equidigital number, since it uses as much as digits as its factorization.

84249307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 84249307 is about 9178.7421251498. The cubic root of 84249307 is about 438.3847577900.

The spelling of 84249307 in words is "eighty-four million, two hundred forty-nine thousand, three hundred seven".