1385782096 has 20 divisors (see below), whose sum is σ = 2735613972. Its totient is φ = 679817216.

The previous prime is 1385782093. The next prime is 1385782103. The reversal of 1385782096 is 6902875831.

It can be written as a sum of positive squares in 2 ways, for example, as 1146770496 + 239011600 = 33864^2 + 15460^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1385782093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 816241 + ... + 817936.

Almost surely, 2^1385782096 is an apocalyptic number.

1385782096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1385782096 is a deficient number, since it is larger than the sum of its proper divisors (1349831876).

1385782096 is a wasteful number, since it uses less digits than its factorization.

1385782096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1634238 (or 1634232 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 49.

The square root of 1385782096 is about 37226.0942888184. The cubic root of 1385782096 is about 1114.8890465851.

The spelling of 1385782096 in words is "one billion, three hundred eighty-five million, seven hundred eighty-two thousand, ninety-six".