1606006610 has 16 divisors (see below), whose sum is σ = 3113182296. Its totient is φ = 592987008.

The previous prime is 1606006603. The next prime is 1606006637. The reversal of 1606006610 is 166006061.

It can be written as a sum of positive squares in 4 ways, for example, as 1008253009 + 597753601 = 31753^2 + 24449^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1606006610.

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, 6176819 + ... + 6177078.

Almost surely, 2^1606006610 is an apocalyptic number.

1606006610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1606006610 is a deficient number, since it is larger than the sum of its proper divisors (1507175686).

1606006610 is a wasteful number, since it uses less digits than its factorization.

1606006610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12353917.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 1606006610 is about 40075.0122894554. The cubic root of 1606006610 is about 1171.0688870711.

The spelling of 1606006610 in words is "one billion, six hundred six million, six thousand, six hundred ten".