34540000 has 120 divisors (see below), whose sum is σ = 93288888. Its totient is φ = 12480000.

The previous prime is 34539979. The next prime is 34540001. The reversal of 34540000 is 4543.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34540001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 219922 + ... + 220078.

Almost surely, 2^34540000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34540000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46644444).

34540000 is an abundant number, since it is smaller than the sum of its proper divisors (58748888).

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

34540000 is a wasteful number, since it uses less digits than its factorization.

34540000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198 (or 175 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 34540000 is about 5877.0741019660. The cubic root of 34540000 is about 325.6672681257.

Adding to 34540000 its reverse (4543), we get a palindrome (34544543).

The spelling of 34540000 in words is "thirty-four million, five hundred forty thousand".