34498728 has 96 divisors (see below), whose sum is σ = 104401440. Its totient is φ = 10200960.

The previous prime is 34498721. The next prime is 34498757. The reversal of 34498728 is 82789443.

It is not an unprimeable number, because it can be changed into a prime (34498721) 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, 33550 + ... + 34562.

It is an arithmetic number, because the mean of its divisors is an integer number (1087515).

Almost surely, 2^34498728 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 34498728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52200720).

34498728 is an abundant number, since it is smaller than the sum of its proper divisors (69902712).

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

34498728 is a wasteful number, since it uses less digits than its factorization.

34498728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079 (or 1072 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 34498728 is about 5873.5617814066. The cubic root of 34498728 is about 325.5375026693.

The spelling of 34498728 in words is "thirty-four million, four hundred ninety-eight thousand, seven hundred twenty-eight".