1678700338 has 16 divisors (see below), whose sum is σ = 2878654464. Its totient is φ = 719222400.

The previous prime is 1678700327. The next prime is 1678700341. The reversal of 1678700338 is 8330078761.

It is a junction number, because it is equal to n+sod(n) for n = 1678700294 and 1678700303.

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, 34063 + ... + 67213.

It is an arithmetic number, because the mean of its divisors is an integer number (179915904).

Almost surely, 2^1678700338 is an apocalyptic number.

1678700338 is a deficient number, since it is larger than the sum of its proper divisors (1199954126).

1678700338 is a wasteful number, since it uses less digits than its factorization.

1678700338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36777.

The product of its (nonzero) digits is 169344, while the sum is 43.

The square root of 1678700338 is about 40971.9457433986. The cubic root of 1678700338 is about 1188.4777602981.

The spelling of 1678700338 in words is "one billion, six hundred seventy-eight million, seven hundred thousand, three hundred thirty-eight".