1606673696 has 12 divisors (see below), whose sum is σ = 3163138902. Its totient is φ = 803336832.

The previous prime is 1606673633. The next prime is 1606673699. The reversal of 1606673696 is 6963766061.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1279063696 + 327610000 = 35764^2 + 18100^2 .

It is not an unprimeable number, because it can be changed into a prime (1606673699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25104245 + ... + 25104308.

Almost surely, 2^1606673696 is an apocalyptic number.

1606673696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1606673696 is a deficient number, since it is larger than the sum of its proper divisors (1556465206).

1606673696 is an equidigital number, since it uses as much as digits as its factorization.

1606673696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50208563 (or 50208555 counting only the distinct ones).

The product of its (nonzero) digits is 1469664, while the sum is 50.

The square root of 1606673696 is about 40083.3343922384. The cubic root of 1606673696 is about 1171.2310066866.

The spelling of 1606673696 in words is "one billion, six hundred six million, six hundred seventy-three thousand, six hundred ninety-six".