1385604332 has 24 divisors (see below), whose sum is σ = 2802350880. Its totient is φ = 587157120.

The previous prime is 1385604323. The next prime is 1385604373. The reversal of 1385604332 is 2334065831.

It is a junction number, because it is equal to n+sod(n) for n = 1385604292 and 1385604301.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275519 + ... + 280502.

It is an arithmetic number, because the mean of its divisors is an integer number (116764620).

Almost surely, 2^1385604332 is an apocalyptic number.

It is an amenable number.

1385604332 is an abundant number, since it is smaller than the sum of its proper divisors (1416746548).

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

1385604332 is a wasteful number, since it uses less digits than its factorization.

1385604332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556121 (or 556119 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 1385604332 is about 37223.7065859917. The cubic root of 1385604332 is about 1114.8413729977.

The spelling of 1385604332 in words is "one billion, three hundred eighty-five million, six hundred four thousand, three hundred thirty-two".