4028090812 has 6 divisors (see below), whose sum is σ = 7049158928. Its totient is φ = 2014045404.

The previous prime is 4028090791. The next prime is 4028090821. The reversal of 4028090812 is 2180908204.

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 as a sum of consecutive naturals, namely, 503511348 + ... + 503511355.

Almost surely, 2^4028090812 is an apocalyptic number.

It is an amenable number.

4028090812 is a deficient number, since it is larger than the sum of its proper divisors (3021068116).

4028090812 is a wasteful number, since it uses less digits than its factorization.

4028090812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007022707 (or 1007022705 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 4028090812 is about 63467.2420387084. The cubic root of 4028090812 is about 1591.1083357899.

The spelling of 4028090812 in words is "four billion, twenty-eight million, ninety thousand, eight hundred twelve".