84825001 has 2 divisors, whose sum is σ = 84825002. Its totient is φ = 84825000.

The previous prime is 84824983. The next prime is 84825007. The reversal of 84825001 is 10052848.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 59059225 + 25765776 = 7685^2 + 5076^2 .

It is a cyclic number.

It is not a de Polignac number, because 84825001 - 2⁵ = 84824969 is a prime.

It is not a weakly prime, because it can be changed into another prime (84825007) 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, 42412500 + 42412501.

It is an arithmetic number, because the mean of its divisors is an integer number (42412501).

Almost surely, 2^84825001 is an apocalyptic number.

It is an amenable number.

84825001 is a deficient number, since it is larger than the sum of its proper divisors (1).

84825001 is an equidigital number, since it uses as much as digits as its factorization.

84825001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2560, while the sum is 28.

The square root of 84825001 is about 9210.0489140938. The cubic root of 84825001 is about 439.3810184138.

Adding to 84825001 its reverse (10052848), we get a palindrome (94877849).

The spelling of 84825001 in words is "eighty-four million, eight hundred twenty-five thousand, one".