34000000 has 112 divisors (see below), whose sum is σ = 89647290. Its totient is φ = 12800000.

The previous prime is 33999967. The next prime is 34000009. The reversal of 34000000 is 43.

It can be written as a sum of positive squares in 7 ways, for example, as 13133376 + 20866624 = 3624^2 + 4568^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34000009) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 1999992 + ... + 2000008.

Almost surely, 2^34000000 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 34000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44823645).

34000000 is an abundant number, since it is smaller than the sum of its proper divisors (55647290).

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

34000000 is an frugal number, since it uses more digits than its factorization.

34000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61 (or 24 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 7.

The square root of 34000000 is about 5830.9518948453. The cubic root of 34000000 is about 323.9611801277.

Adding to 34000000 its reverse (43), we get a palindrome (34000043).

The spelling of 34000000 in words is "thirty-four million", and thus it is an aban number and an eban number.