683535534 has 24 divisors (see below), whose sum is σ = 1502649960. Its totient is φ = 207131760.

The previous prime is 683535529. The next prime is 683535547. The reversal of 683535534 is 435535386.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 470029 + ... + 471480.

It is an arithmetic number, because the mean of its divisors is an integer number (62610415).

Almost surely, 2^683535534 is an apocalyptic number.

683535534 is an abundant number, since it is smaller than the sum of its proper divisors (819114426).

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

683535534 is a wasteful number, since it uses less digits than its factorization.

683535534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941536 (or 941525 counting only the distinct ones).

The product of its digits is 648000, while the sum is 42.

The square root of 683535534 is about 26144.5125026266. The cubic root of 683535534 is about 880.8873341365.

The spelling of 683535534 in words is "six hundred eighty-three million, five hundred thirty-five thousand, five hundred thirty-four".