1628061606 has 24 divisors (see below), whose sum is σ = 3658114824. Its totient is φ = 542687040.

The previous prime is 1628061577. The next prime is 1628061629. The reversal of 1628061606 is 6061608261.

1628061606 is a `hidden beast` number, since 16 + 28 + 0 + 616 + 0 + 6 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1674475 + ... + 1675446.

It is an arithmetic number, because the mean of its divisors is an integer number (152421451).

Almost surely, 2^1628061606 is an apocalyptic number.

1628061606 is an abundant number, since it is smaller than the sum of its proper divisors (2030053218).

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

1628061606 is an equidigital number, since it uses as much as digits as its factorization.

1628061606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3349938 (or 3349926 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 1628061606 is about 40349.2454204537. The cubic root of 1628061606 is about 1176.4052253038.

Adding to 1628061606 its reverse (6061608261), we get a palindrome (7689669867).

The spelling of 1628061606 in words is "one billion, six hundred twenty-eight million, sixty-one thousand, six hundred six".