34857000 has 128 divisors (see below), whose sum is σ = 120931200. Its totient is φ = 9288000.

The previous prime is 34856999. The next prime is 34857007. The reversal of 34857000 is 75843.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (34857007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26355 + ... + 27645.

It is an arithmetic number, because the mean of its divisors is an integer number (944775).

Almost surely, 2^34857000 is an apocalyptic number.

34857000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34857000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60465600).

34857000 is an abundant number, since it is smaller than the sum of its proper divisors (86074200).

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

34857000 is a wasteful number, since it uses less digits than its factorization.

34857000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1321 (or 1301 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 34857000 is about 5903.9817072887. The cubic root of 34857000 is about 326.6605348472.

The spelling of 34857000 in words is "thirty-four million, eight hundred fifty-seven thousand".