4042600728 has 32 divisors (see below), whose sum is σ = 10108080960. Its totient is φ = 1347323040.

The previous prime is 4042600703. The next prime is 4042600733. The reversal of 4042600728 is 8270062404.

It is a super-2 number, since 2×4042600728² = 32685241292052259968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256023 + ... + 271353.

It is an arithmetic number, because the mean of its divisors is an integer number (315877530).

Almost surely, 2^4042600728 is an apocalyptic number.

It is an amenable number.

4042600728 is an abundant number, since it is smaller than the sum of its proper divisors (6065480232).

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

4042600728 is a wasteful number, since it uses less digits than its factorization.

4042600728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26327 (or 26323 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 4042600728 is about 63581.4495588139. The cubic root of 4042600728 is about 1593.0165336359.

The spelling of 4042600728 in words is "four billion, forty-two million, six hundred thousand, seven hundred twenty-eight".