84260873 has 2 divisors, whose sum is σ = 84260874. Its totient is φ = 84260872.

The previous prime is 84260867. The next prime is 84260881. The reversal of 84260873 is 37806248.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83960569 + 300304 = 9163^2 + 548^2 .

It is a cyclic number.

It is not a de Polignac number, because 84260873 - 2²⁴ = 67483657 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (84260833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42130436 + 42130437.

It is an arithmetic number, because the mean of its divisors is an integer number (42130437).

Almost surely, 2^84260873 is an apocalyptic number.

It is an amenable number.

84260873 is a deficient number, since it is larger than the sum of its proper divisors (1).

84260873 is an equidigital number, since it uses as much as digits as its factorization.

84260873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 84260873 is about 9179.3721462854. The cubic root of 84260873 is about 438.4048178011.

The spelling of 84260873 in words is "eighty-four million, two hundred sixty thousand, eight hundred seventy-three".