1386302814 has 72 divisors (see below), whose sum is σ = 3414122712. Its totient is φ = 404079840.

The previous prime is 1386302779. The next prime is 1386302831. The reversal of 1386302814 is 4182036831.

1386302814 is a `hidden beast` number, since 1 + 3 + 8 + 630 + 2 + 8 + 14 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 76269 + ... + 92679.

It is an arithmetic number, because the mean of its divisors is an integer number (47418371).

Almost surely, 2^1386302814 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1386302814, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1707061356).

1386302814 is an abundant number, since it is smaller than the sum of its proper divisors (2027819898).

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

1386302814 is a wasteful number, since it uses less digits than its factorization.

1386302814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16470 (or 16448 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 1386302814 is about 37233.0876237789. The cubic root of 1386302814 is about 1115.0286717342.

The spelling of 1386302814 in words is "one billion, three hundred eighty-six million, three hundred two thousand, eight hundred fourteen".