1386001706 has 12 divisors (see below), whose sum is σ = 2124184578. Its totient is φ = 678253992.

The previous prime is 1386001697. The next prime is 1386001733. The reversal of 1386001706 is 6071006831.

It can be written as a sum of positive squares in only one way, i.e., 1091707681 + 294294025 = 33041^2 + 17155^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 152441 + ... + 161276.

Almost surely, 2^1386001706 is an apocalyptic number.

1386001706 is a deficient number, since it is larger than the sum of its proper divisors (738182872).

1386001706 is an equidigital number, since it uses as much as digits as its factorization.

1386001706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313813 (or 313766 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 1386001706 is about 37229.0438501985. The cubic root of 1386001706 is about 1114.9479370008.

The spelling of 1386001706 in words is "one billion, three hundred eighty-six million, one thousand, seven hundred six".