927734989 has 2 divisors, whose sum is σ = 927734990. Its totient is φ = 927734988.

The previous prime is 927734987. The next prime is 927735007. The reversal of 927734989 is 989437729.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 600740100 + 326994889 = 24510^2 + 18083^2 .

It is a cyclic number.

It is not a de Polignac number, because 927734989 - 2¹ = 927734987 is a prime.

Together with 927734987, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (927734987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 463867494 + 463867495.

It is an arithmetic number, because the mean of its divisors is an integer number (463867495).

Almost surely, 2^927734989 is an apocalyptic number.

It is an amenable number.

927734989 is a deficient number, since it is larger than the sum of its proper divisors (1).

927734989 is an equidigital number, since it uses as much as digits as its factorization.

927734989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6858432, while the sum is 58.

The square root of 927734989 is about 30458.7424067377. The cubic root of 927734989 is about 975.3069343539.

The spelling of 927734989 in words is "nine hundred twenty-seven million, seven hundred thirty-four thousand, nine hundred eighty-nine".