1680092416 has 18 divisors (see below), whose sum is σ = 3353622482. Its totient is φ = 840046080.

The previous prime is 1680092387. The next prime is 1680092417. The reversal of 1680092416 is 6142900861.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 918332416 + 761760000 = 30304^2 + 27600^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1680092417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3281175 + ... + 3281686.

Almost surely, 2^1680092416 is an apocalyptic number.

1680092416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1680092416 is a deficient number, since it is larger than the sum of its proper divisors (1673530066).

1680092416 is an frugal number, since it uses more digits than its factorization.

1680092416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6562877 (or 6562863 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 1680092416 is about 40988.9304080992. The cubic root of 1680092416 is about 1188.8061883073.

The spelling of 1680092416 in words is "one billion, six hundred eighty million, ninety-two thousand, four hundred sixteen".