984089747 has 2 divisors, whose sum is σ = 984089748. Its totient is φ = 984089746.

The previous prime is 984089681. The next prime is 984089773. The reversal of 984089747 is 747980489.

It is a strong prime.

It is an emirp because it is prime and its reverse (747980489) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 984089747 - 2¹² = 984085651 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 984089692 and 984089701.

It is not a weakly prime, because it can be changed into another prime (984089147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492044873 + 492044874.

It is an arithmetic number, because the mean of its divisors is an integer number (492044874).

Almost surely, 2^984089747 is an apocalyptic number.

984089747 is a deficient number, since it is larger than the sum of its proper divisors (1).

984089747 is an equidigital number, since it uses as much as digits as its factorization.

984089747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4064256, while the sum is 56.

The square root of 984089747 is about 31370.2047650314. The cubic root of 984089747 is about 994.6682048176.

The spelling of 984089747 in words is "nine hundred eighty-four million, eighty-nine thousand, seven hundred forty-seven".