106784647 has 2 divisors, whose sum is σ = 106784648. Its totient is φ = 106784646.

The previous prime is 106784621. The next prime is 106784683. The reversal of 106784647 is 746487601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 106784647 - 2¹⁹ = 106260359 is a prime.

It is a super-2 number, since 2×106784647² = 22805921669829218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106782647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53392323 + 53392324.

It is an arithmetic number, because the mean of its divisors is an integer number (53392324).

Almost surely, 2^106784647 is an apocalyptic number.

106784647 is a deficient number, since it is larger than the sum of its proper divisors (1).

106784647 is an equidigital number, since it uses as much as digits as its factorization.

106784647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 106784647 is about 10333.6657097082. The cubic root of 106784647 is about 474.4272276132.

The spelling of 106784647 in words is "one hundred six million, seven hundred eighty-four thousand, six hundred forty-seven".