1385073376 has 12 divisors (see below), whose sum is σ = 2726863272. Its totient is φ = 692536672.

The previous prime is 1385073367. The next prime is 1385073401. The reversal of 1385073376 is 6733705831.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21641740 + ... + 21641803.

It is an arithmetic number, because the mean of its divisors is an integer number (227238606).

Almost surely, 2^1385073376 is an apocalyptic number.

1385073376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1385073376 is a deficient number, since it is larger than the sum of its proper divisors (1341789896).

1385073376 is an equidigital number, since it uses as much as digits as its factorization.

1385073376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43283553 (or 43283545 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 43.

The square root of 1385073376 is about 37216.5739422639. The cubic root of 1385073376 is about 1114.6989544331.

The spelling of 1385073376 in words is "one billion, three hundred eighty-five million, seventy-three thousand, three hundred seventy-six".