1386269706 has 16 divisors (see below), whose sum is σ = 2780919648. Its totient is φ = 460693200.

The previous prime is 1386269701. The next prime is 1386269779. The reversal of 1386269706 is 6079626831.

It is not an unprimeable number, because it can be changed into a prime (1386269701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347025 + ... + 350996.

It is an arithmetic number, because the mean of its divisors is an integer number (173807478).

Almost surely, 2^1386269706 is an apocalyptic number.

1386269706 is an abundant number, since it is smaller than the sum of its proper divisors (1394649942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1386269706 is a wasteful number, since it uses less digits than its factorization.

1386269706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698357.

The product of its (nonzero) digits is 653184, while the sum is 48.

The square root of 1386269706 is about 37232.6430165789. The cubic root of 1386269706 is about 1115.0197952072.

The spelling of 1386269706 in words is "one billion, three hundred eighty-six million, two hundred sixty-nine thousand, seven hundred six".