84528937 has 2 divisors, whose sum is σ = 84528938. Its totient is φ = 84528936.

The previous prime is 84528931. The next prime is 84528949. The reversal of 84528937 is 73982548.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59768361 + 24760576 = 7731^2 + 4976^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84528937 is a prime.

It is not a weakly prime, because it can be changed into another prime (84528931) 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, 42264468 + 42264469.

It is an arithmetic number, because the mean of its divisors is an integer number (42264469).

Almost surely, 2^84528937 is an apocalyptic number.

It is an amenable number.

84528937 is a deficient number, since it is larger than the sum of its proper divisors (1).

84528937 is an equidigital number, since it uses as much as digits as its factorization.

84528937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 483840, while the sum is 46.

The square root of 84528937 is about 9193.9619859993. The cubic root of 84528937 is about 438.8692332121.

The spelling of 84528937 in words is "eighty-four million, five hundred twenty-eight thousand, nine hundred thirty-seven".