1346678858 has 48 divisors (see below), whose sum is σ = 2437960680. Its totient is φ = 555617664.

The previous prime is 1346678857. The next prime is 1346678867. The reversal of 1346678858 is 8588766431.

It can be written as a sum of positive squares in 4 ways, for example, as 381147529 + 965531329 = 19523^2 + 31073^2 .

It is not an unprimeable number, because it can be changed into a prime (1346678857) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1741760 + ... + 1742532.

Almost surely, 2^1346678858 is an apocalyptic number.

1346678858 is a deficient number, since it is larger than the sum of its proper divisors (1091281822).

1346678858 is a wasteful number, since it uses less digits than its factorization.

1346678858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1431 (or 1424 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 56.

The square root of 1346678858 is about 36697.1232932501. The cubic root of 1346678858 is about 1104.3023948691.

The spelling of 1346678858 in words is "one billion, three hundred forty-six million, six hundred seventy-eight thousand, eight hundred fifty-eight".