84041437 has 2 divisors, whose sum is σ = 84041438. Its totient is φ = 84041436.

The previous prime is 84041381. The next prime is 84041453. The reversal of 84041437 is 73414048.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79227801 + 4813636 = 8901^2 + 2194^2 .

It is a cyclic number.

It is not a de Polignac number, because 84041437 - 2¹⁹ = 83517149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84041399 and 84041408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84041137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42020718 + 42020719.

It is an arithmetic number, because the mean of its divisors is an integer number (42020719).

Almost surely, 2^84041437 is an apocalyptic number.

It is an amenable number.

84041437 is a deficient number, since it is larger than the sum of its proper divisors (1).

84041437 is an equidigital number, since it uses as much as digits as its factorization.

84041437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 84041437 is about 9167.4116848759. The cubic root of 84041437 is about 438.0239156961.

The spelling of 84041437 in words is "eighty-four million, forty-one thousand, four hundred thirty-seven".