84894037 has 2 divisors, whose sum is σ = 84894038. Its totient is φ = 84894036.

The previous prime is 84894023. The next prime is 84894053. The reversal of 84894037 is 73049848.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70711281 + 14182756 = 8409^2 + 3766^2 .

It is a cyclic number.

It is not a de Polignac number, because 84894037 - 2¹⁵ = 84861269 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84893984 and 84894002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84894077) 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, 42447018 + 42447019.

It is an arithmetic number, because the mean of its divisors is an integer number (42447019).

Almost surely, 2^84894037 is an apocalyptic number.

It is an amenable number.

84894037 is a deficient number, since it is larger than the sum of its proper divisors (1).

84894037 is an equidigital number, since it uses as much as digits as its factorization.

84894037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 84894037 is about 9213.7960146728. The cubic root of 84894037 is about 439.5001848637.

The spelling of 84894037 in words is "eighty-four million, eight hundred ninety-four thousand, thirty-seven".