84736125 has 40 divisors (see below), whose sum is σ = 157992120. Its totient is φ = 45187200.

The previous prime is 84736121. The next prime is 84736129. The reversal of 84736125 is 52163748.

It is an interprime number because it is at equal distance from previous prime (84736121) and next prime (84736129).

It can be written as a sum of positive squares in 4 ways, for example, as 793881 + 83942244 = 891^2 + 9162^2 .

It is not a de Polignac number, because 84736125 - 2² = 84736121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84736125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84736121) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5941 + ... + 14309.

It is an arithmetic number, because the mean of its divisors is an integer number (3949803).

Almost surely, 2^84736125 is an apocalyptic number.

It is an amenable number.

84736125 is a deficient number, since it is larger than the sum of its proper divisors (73255995).

84736125 is an equidigital number, since it uses as much as digits as its factorization.

84736125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8396 (or 8377 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 84736125 is about 9205.2227023576. Note that the first 3 decimals coincide. The cubic root of 84736125 is about 439.2275099225.

The spelling of 84736125 in words is "eighty-four million, seven hundred thirty-six thousand, one hundred twenty-five".