84836797 has 2 divisors, whose sum is σ = 84836798. Its totient is φ = 84836796.

The previous prime is 84836789. The next prime is 84836911. The reversal of 84836797 is 79763848.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81108036 + 3728761 = 9006^2 + 1931^2 .

It is a cyclic number.

It is not a de Polignac number, because 84836797 - 2³ = 84836789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84830797) 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, 42418398 + 42418399.

It is an arithmetic number, because the mean of its divisors is an integer number (42418399).

Almost surely, 2^84836797 is an apocalyptic number.

It is an amenable number.

84836797 is a deficient number, since it is larger than the sum of its proper divisors (1).

84836797 is an equidigital number, since it uses as much as digits as its factorization.

84836797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2032128, while the sum is 52.

The square root of 84836797 is about 9210.6892793102. The cubic root of 84836797 is about 439.4013846509.

The spelling of 84836797 in words is "eighty-four million, eight hundred thirty-six thousand, seven hundred ninety-seven".