84965437 has 2 divisors, whose sum is σ = 84965438. Its totient is φ = 84965436.

The previous prime is 84965401. The next prime is 84965443. The reversal of 84965437 is 73456948.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75099556 + 9865881 = 8666^2 + 3141^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84965437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84965477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42482718 + 42482719.

It is an arithmetic number, because the mean of its divisors is an integer number (42482719).

Almost surely, 2^84965437 is an apocalyptic number.

It is an amenable number.

84965437 is a deficient number, since it is larger than the sum of its proper divisors (1).

84965437 is an equidigital number, since it uses as much as digits as its factorization.

84965437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 46.

The square root of 84965437 is about 9217.6698248527. The cubic root of 84965437 is about 439.6233639897.

The spelling of 84965437 in words is "eighty-four million, nine hundred sixty-five thousand, four hundred thirty-seven".