34185712 has 40 divisors (see below), whose sum is σ = 76066560. Its totient is φ = 14719680.

The previous prime is 34185673. The next prime is 34185713. The reversal of 34185712 is 21758143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34185713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1768 + ... + 8455.

It is an arithmetic number, because the mean of its divisors is an integer number (1901664).

Almost surely, 2^34185712 is an apocalyptic number.

It is an amenable number.

34185712 is an abundant number, since it is smaller than the sum of its proper divisors (41880848).

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

34185712 is a wasteful number, since it uses less digits than its factorization.

34185712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10261 (or 10255 counting only the distinct ones).

The product of its digits is 6720, while the sum is 31.

The square root of 34185712 is about 5846.8548810450. The cubic root of 34185712 is about 324.5499474795.

The spelling of 34185712 in words is "thirty-four million, one hundred eighty-five thousand, seven hundred twelve".