1385605032 has 64 divisors (see below), whose sum is σ = 3964723200. Its totient is φ = 395302080.

The previous prime is 1385605027. The next prime is 1385605051. The reversal of 1385605032 is 2305065831.

It is a junction number, because it is equal to n+sod(n) for n = 1385604984 and 1385605002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115057 + ... + 126527.

It is an arithmetic number, because the mean of its divisors is an integer number (61948800).

Almost surely, 2^1385605032 is an apocalyptic number.

1385605032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1385605032 is an abundant number, since it is smaller than the sum of its proper divisors (2579118168).

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

1385605032 is a wasteful number, since it uses less digits than its factorization.

1385605032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12206 (or 12202 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 1385605032 is about 37223.7159886006. The cubic root of 1385605032 is about 1114.8415607350.

The spelling of 1385605032 in words is "one billion, three hundred eighty-five million, six hundred five thousand, thirty-two".