986725 has 12 divisors (see below), whose sum is σ = 1266660. Its totient is φ = 761600.

The previous prime is 986719. The next prime is 986729. The reversal of 986725 is 527689.

It can be written as a sum of positive squares in 6 ways, for example, as 91809 + 894916 = 303^2 + 946^2 .

It is not a de Polignac number, because 986725 - 2³ = 986717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (986729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45 + ... + 1405.

It is an arithmetic number, because the mean of its divisors is an integer number (105555).

2⁹⁸⁶⁷²⁵ is an apocalyptic number.

It is an amenable number.

986725 is a deficient number, since it is larger than the sum of its proper divisors (279935).

986725 is a wasteful number, since it uses less digits than its factorization.

986725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1400 (or 1395 counting only the distinct ones).

The product of its digits is 30240, while the sum is 37.

The square root of 986725 is about 993.3403243602. The cubic root of 986725 is about 99.5555273677. Note that the first 4 decimals are identical.

It can be divided in two parts, 986 and 725, that added together give a triangular number (1711 = T₅₈).

The spelling of 986725 in words is "nine hundred eighty-six thousand, seven hundred twenty-five".