34889900 has 72 divisors (see below), whose sum is σ = 80151120. Its totient is φ = 13162240.

The previous prime is 34889891. The next prime is 34889903. The reversal of 34889900 is 998843.

It is not an unprimeable number, because it can be changed into a prime (34889903) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 153587 + ... + 153813.

It is an arithmetic number, because the mean of its divisors is an integer number (1113210).

Almost surely, 2^34889900 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 34889900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40075560).

34889900 is an abundant number, since it is smaller than the sum of its proper divisors (45261220).

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

34889900 is a wasteful number, since it uses less digits than its factorization.

34889900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323 (or 316 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 34889900 is about 5906.7673053879. The cubic root of 34889900 is about 326.7632760672.

The spelling of 34889900 in words is "thirty-four million, eight hundred eighty-nine thousand, nine hundred".