4057345428 has 12 divisors (see below), whose sum is σ = 9467139360. Its totient is φ = 1352448472.

The previous prime is 4057345403. The next prime is 4057345433. The reversal of 4057345428 is 8245437504.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×4057345428² = 32924103844225006368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4057345428.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 169056048 + ... + 169056071.

It is an arithmetic number, because the mean of its divisors is an integer number (788928280).

Almost surely, 2^4057345428 is an apocalyptic number.

It is an amenable number.

4057345428 is an abundant number, since it is smaller than the sum of its proper divisors (5409793932).

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

4057345428 is a wasteful number, since it uses less digits than its factorization.

4057345428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338112126 (or 338112124 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 42.

The square root of 4057345428 is about 63697.2952957973. The cubic root of 4057345428 is about 1594.9509362108.

The spelling of 4057345428 in words is "four billion, fifty-seven million, three hundred forty-five thousand, four hundred twenty-eight".