1606650852 has 24 divisors (see below), whose sum is σ = 3850173376. Its totient is φ = 521075808.

The previous prime is 1606650847. The next prime is 1606650869. The reversal of 1606650852 is 2580566061.

It is a self number, because there is not a number n which added to its sum of digits gives 1606650852.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1808848 + ... + 1809735.

Almost surely, 2^1606650852 is an apocalyptic number.

1606650852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1606650852 is an abundant number, since it is smaller than the sum of its proper divisors (2243522524).

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

1606650852 is a wasteful number, since it uses less digits than its factorization.

1606650852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3618627 (or 3618625 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 1606650852 is about 40083.0494348921. The cubic root of 1606650852 is about 1171.2254557299.

The spelling of 1606650852 in words is "one billion, six hundred six million, six hundred fifty thousand, eight hundred fifty-two".