1680376 has 16 divisors (see below), whose sum is σ = 3259800. Its totient is φ = 811104.

The previous prime is 1680373. The next prime is 1680377. The reversal of 1680376 is 6730861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1680373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3390 + ... + 3853.

2^1680376 is an apocalyptic number.

It is an amenable number.

1680376 is a deficient number, since it is larger than the sum of its proper divisors (1579424).

1680376 is a wasteful number, since it uses less digits than its factorization.

1680376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7278 (or 7274 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 1680376 is about 1296.2931767158. The cubic root of 1680376 is about 118.8873071027.

The spelling of 1680376 in words is "one million, six hundred eighty thousand, three hundred seventy-six".