685526034 has 16 divisors (see below), whose sum is σ = 1371333600. Its totient is φ = 228461760.

The previous prime is 685526029. The next prime is 685526053. The reversal of 685526034 is 430625586.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 685525983 and 685526001.

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, 33114 + ... + 49674.

It is an arithmetic number, because the mean of its divisors is an integer number (85708350).

Almost surely, 2^685526034 is an apocalyptic number.

685526034 is an abundant number, since it is smaller than the sum of its proper divisors (685807566).

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

685526034 is a wasteful number, since it uses less digits than its factorization.

685526034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23465.

The product of its (nonzero) digits is 172800, while the sum is 39.

The square root of 685526034 is about 26182.5520910396. The cubic root of 685526034 is about 881.7415725721.

The spelling of 685526034 in words is "six hundred eighty-five million, five hundred twenty-six thousand, thirty-four".