84377297 has 2 divisors, whose sum is σ = 84377298. Its totient is φ = 84377296.

The previous prime is 84377263. The next prime is 84377329. The reversal of 84377297 is 79277348.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49224256 + 35153041 = 7016^2 + 5929^2 .

It is a cyclic number.

It is not a de Polignac number, because 84377297 - 2¹⁶ = 84311761 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (84377207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42188648 + 42188649.

It is an arithmetic number, because the mean of its divisors is an integer number (42188649).

Almost surely, 2^84377297 is an apocalyptic number.

It is an amenable number.

84377297 is a deficient number, since it is larger than the sum of its proper divisors (1).

84377297 is an equidigital number, since it uses as much as digits as its factorization.

84377297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 592704, while the sum is 47.

The square root of 84377297 is about 9185.7115674291. The cubic root of 84377297 is about 438.6066408254.

The spelling of 84377297 in words is "eighty-four million, three hundred seventy-seven thousand, two hundred ninety-seven".