3430021898 has 16 divisors (see below), whose sum is σ = 5450768640. Its totient is φ = 1613213376.

The previous prime is 3430021897. The next prime is 3430021937. The reversal of 3430021898 is 8981200343.

It is not an unprimeable number, because it can be changed into a prime (3430021891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34313 + ... + 89651.

It is an arithmetic number, because the mean of its divisors is an integer number (340673040).

Almost surely, 2^3430021898 is an apocalyptic number.

3430021898 is a deficient number, since it is larger than the sum of its proper divisors (2020746742).

3430021898 is a wasteful number, since it uses less digits than its factorization.

3430021898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57181.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 3430021898 is about 58566.3888079161. The cubic root of 3430021898 is about 1508.1074923904.

The spelling of 3430021898 in words is "three billion, four hundred thirty million, twenty-one thousand, eight hundred ninety-eight".