1606266630 has 96 divisors (see below), whose sum is σ = 4270462560. Its totient is φ = 418790400.

The previous prime is 1606266611. The next prime is 1606266647. The reversal of 1606266630 is 366626061.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 753406 + ... + 755534.

It is an arithmetic number, because the mean of its divisors is an integer number (44483985).

Almost surely, 2^1606266630 is an apocalyptic number.

1606266630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1606266630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2135231280).

1606266630 is an abundant number, since it is smaller than the sum of its proper divisors (2664195930).

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

1606266630 is a wasteful number, since it uses less digits than its factorization.

1606266630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2326 (or 2323 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 1606266630 is about 40078.2563243462. The cubic root of 1606266630 is about 1171.1320841751.

The spelling of 1606266630 in words is "one billion, six hundred six million, two hundred sixty-six thousand, six hundred thirty".