1685353352 has 32 divisors (see below), whose sum is σ = 3403725600. Its totient is φ = 779756544.

The previous prime is 1685353301. The next prime is 1685353363. The reversal of 1685353352 is 2533535861.

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, 122393 + ... + 135464.

It is an arithmetic number, because the mean of its divisors is an integer number (106366425).

Almost surely, 2^1685353352 is an apocalyptic number.

It is an amenable number.

1685353352 is an abundant number, since it is smaller than the sum of its proper divisors (1718372248).

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

1685353352 is a wasteful number, since it uses less digits than its factorization.

1685353352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257925 (or 257921 counting only the distinct ones).

The product of its digits is 324000, while the sum is 41.

The square root of 1685353352 is about 41053.0553308764. The cubic root of 1685353352 is about 1190.0457464230.

The spelling of 1685353352 in words is "one billion, six hundred eighty-five million, three hundred fifty-three thousand, three hundred fifty-two".