1606222075 has 12 divisors (see below), whose sum is σ = 2016929440. Its totient is φ = 1268710560.

The previous prime is 1606222073. The next prime is 1606222091. The reversal of 1606222075 is 5702226061.

It is not a de Polignac number, because 1606222075 - 2¹ = 1606222073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1606222073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 404664 + ... + 408613.

Almost surely, 2^1606222075 is an apocalyptic number.

1606222075 is a deficient number, since it is larger than the sum of its proper divisors (410707365).

1606222075 is an equidigital number, since it uses as much as digits as its factorization.

1606222075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813366 (or 813361 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 1606222075 is about 40077.7004704611. The cubic root of 1606222075 is about 1171.1212556963.

The spelling of 1606222075 in words is "one billion, six hundred six million, two hundred twenty-two thousand, seventy-five".