1606222263 has 8 divisors (see below), whose sum is σ = 2151065088. Its totient is φ = 1066097144.

The previous prime is 1606222243. The next prime is 1606222283. The reversal of 1606222263 is 3622226061.

It is an interprime number because it is at equal distance from previous prime (1606222243) and next prime (1606222283).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1606222263 - 2⁵ = 1606222231 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1606222263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1606222223) 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 7 ways as a sum of consecutive naturals, for example, 1178631 + ... + 1179992.

It is an arithmetic number, because the mean of its divisors is an integer number (268883136).

Almost surely, 2^1606222263 is an apocalyptic number.

1606222263 is a deficient number, since it is larger than the sum of its proper divisors (544842825).

1606222263 is a wasteful number, since it uses less digits than its factorization.

1606222263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2358853.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 1606222263 is about 40077.7028159050. The cubic root of 1606222263 is about 1171.1213013875.

The spelling of 1606222263 in words is "one billion, six hundred six million, two hundred twenty-two thousand, two hundred sixty-three".