1679816414 has 16 divisors (see below), whose sum is σ = 2620598640. Its totient is φ = 806924160.

The previous prime is 1679816381. The next prime is 1679816417. The reversal of 1679816414 is 4146189761.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1679816417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154859 + ... + 165350.

It is an arithmetic number, because the mean of its divisors is an integer number (163787415).

Almost surely, 2^1679816414 is an apocalyptic number.

1679816414 is a deficient number, since it is larger than the sum of its proper divisors (940782226).

1679816414 is a wasteful number, since it uses less digits than its factorization.

1679816414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320315.

The product of its digits is 290304, while the sum is 47.

The square root of 1679816414 is about 40985.5634827679. The cubic root of 1679816414 is about 1188.7410865603.

The spelling of 1679816414 in words is "one billion, six hundred seventy-nine million, eight hundred sixteen thousand, four hundred fourteen".