84276473 has 2 divisors, whose sum is σ = 84276474. Its totient is φ = 84276472.

The previous prime is 84276449. The next prime is 84276481. The reversal of 84276473 is 37467248.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81577024 + 2699449 = 9032^2 + 1643^2 .

It is a cyclic number.

It is not a de Polignac number, because 84276473 - 2¹⁶ = 84210937 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84276473.

It is not a weakly prime, because it can be changed into another prime (84273473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42138236 + 42138237.

It is an arithmetic number, because the mean of its divisors is an integer number (42138237).

Almost surely, 2^84276473 is an apocalyptic number.

It is an amenable number.

84276473 is a deficient number, since it is larger than the sum of its proper divisors (1).

84276473 is an equidigital number, since it uses as much as digits as its factorization.

84276473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 225792, while the sum is 41.

The square root of 84276473 is about 9180.2218382782. The cubic root of 84276473 is about 438.4318714536.

The spelling of 84276473 in words is "eighty-four million, two hundred seventy-six thousand, four hundred seventy-three".