84944029 has 2 divisors, whose sum is σ = 84944030. Its totient is φ = 84944028.

The previous prime is 84944009. The next prime is 84944059. The reversal of 84944029 is 92044948.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80964004 + 3980025 = 8998^2 + 1995^2 .

It is a cyclic number.

It is not a de Polignac number, because 84944029 - 2⁹ = 84943517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84943982 and 84944000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84944009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42472014 + 42472015.

It is an arithmetic number, because the mean of its divisors is an integer number (42472015).

Almost surely, 2^84944029 is an apocalyptic number.

It is an amenable number.

84944029 is a deficient number, since it is larger than the sum of its proper divisors (1).

84944029 is an equidigital number, since it uses as much as digits as its factorization.

84944029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 84944029 is about 9216.5085037665. The cubic root of 84944029 is about 439.5864382002.

The spelling of 84944029 in words is "eighty-four million, nine hundred forty-four thousand, twenty-nine".