985426272 has 72 divisors (see below), whose sum is σ = 2828105280. Its totient is φ = 325451520.

The previous prime is 985426249. The next prime is 985426307. The reversal of 985426272 is 272624589.

985426272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15697 + ... + 47087.

It is an arithmetic number, because the mean of its divisors is an integer number (39279240).

Almost surely, 2^985426272 is an apocalyptic number.

It is a pronic number, being equal to 31391×31392.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 985426272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1414052640).

985426272 is an abundant number, since it is smaller than the sum of its proper divisors (1842679008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

985426272 is a wasteful number, since it uses less digits than its factorization.

985426272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31516 (or 31505 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 985426272 is about 31391.4999960180. The cubic root of 985426272 is about 995.1182984351.

The spelling of 985426272 in words is "nine hundred eighty-five million, four hundred twenty-six thousand, two hundred seventy-two".