1606023222 has 64 divisors (see below), whose sum is σ = 3431366400. Its totient is φ = 499685760.

The previous prime is 1606023217. The next prime is 1606023227. The reversal of 1606023222 is 2223206061.

It is an interprime number because it is at equal distance from previous prime (1606023217) and next prime (1606023227).

It is a super-2 number, since 2×1606023222² = 5158621179206522568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1606023192 and 1606023201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1606023227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3814572 + ... + 3814992.

It is an arithmetic number, because the mean of its divisors is an integer number (53615100).

Almost surely, 2^1606023222 is an apocalyptic number.

1606023222 is an abundant number, since it is smaller than the sum of its proper divisors (1825343178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1606023222 is a wasteful number, since it uses less digits than its factorization.

1606023222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1606023222 is about 40075.2195502408. The cubic root of 1606023222 is about 1171.0729247733.

Adding to 1606023222 its reverse (2223206061), we get a palindrome (3829229283).

The spelling of 1606023222 in words is "one billion, six hundred six million, twenty-three thousand, two hundred twenty-two".