985422740 has 24 divisors (see below), whose sum is σ = 2074863840. Its totient is φ = 393126048.

The previous prime is 985422689. The next prime is 985422749. The reversal of 985422740 is 47224589.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (985422749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57422 + ... + 72581.

It is an arithmetic number, because the mean of its divisors is an integer number (86452660).

Almost surely, 2^985422740 is an apocalyptic number.

It is an amenable number.

985422740 is an abundant number, since it is smaller than the sum of its proper divisors (1089441100).

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

985422740 is a wasteful number, since it uses less digits than its factorization.

985422740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130391 (or 130389 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 985422740 is about 31391.4437387005. The cubic root of 985422740 is about 995.1171095209.

The spelling of 985422740 in words is "nine hundred eighty-five million, four hundred twenty-two thousand, seven hundred forty".