1346491886 has 16 divisors (see below), whose sum is σ = 2130399360. Its totient is φ = 636504120.

The previous prime is 1346491859. The next prime is 1346491891. The reversal of 1346491886 is 6881946431.

It is a congruent number.

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, 17426 + ... + 54741.

It is an arithmetic number, because the mean of its divisors is an integer number (133149960).

Almost surely, 2^1346491886 is an apocalyptic number.

1346491886 is a deficient number, since it is larger than the sum of its proper divisors (783907474).

1346491886 is a wasteful number, since it uses less digits than its factorization.

1346491886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72679.

The product of its digits is 995328, while the sum is 50.

The square root of 1346491886 is about 36694.5757026839. The cubic root of 1346491886 is about 1104.2512856328.

The spelling of 1346491886 in words is "one billion, three hundred forty-six million, four hundred ninety-one thousand, eight hundred eighty-six".