4028404764 has 12 divisors (see below), whose sum is σ = 9399611144. Its totient is φ = 1342801584.

The previous prime is 4028404729. The next prime is 4028404769. The reversal of 4028404764 is 4674048204.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4028404769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167850187 + ... + 167850210.

Almost surely, 2^4028404764 is an apocalyptic number.

It is an amenable number.

4028404764 is an abundant number, since it is smaller than the sum of its proper divisors (5371206380).

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

4028404764 is a wasteful number, since it uses less digits than its factorization.

4028404764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335700404 (or 335700402 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 39.

The square root of 4028404764 is about 63469.7153294388. The cubic root of 4028404764 is about 1591.1496720532.

The spelling of 4028404764 in words is "four billion, twenty-eight million, four hundred four thousand, seven hundred sixty-four".