1386843092 has 6 divisors (see below), whose sum is σ = 2426975418. Its totient is φ = 693421544.

The previous prime is 1386843089. The next prime is 1386843109. The reversal of 1386843092 is 2903486831.

It can be written as a sum of positive squares in only one way, i.e., 1310874436 + 75968656 = 36206^2 + 8716^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173355383 + ... + 173355390.

It is an arithmetic number, because the mean of its divisors is an integer number (404495903).

Almost surely, 2^1386843092 is an apocalyptic number.

It is an amenable number.

1386843092 is a deficient number, since it is larger than the sum of its proper divisors (1040132326).

1386843092 is a wasteful number, since it uses less digits than its factorization.

1386843092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346710777 (or 346710775 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 1386843092 is about 37240.3422648074. The cubic root of 1386843092 is about 1115.1735047416.

The spelling of 1386843092 in words is "one billion, three hundred eighty-six million, eight hundred forty-three thousand, ninety-two".