4028707733 has 4 divisors (see below), whose sum is σ = 4028900460. Its totient is φ = 4028515008.

The previous prime is 4028707723. The next prime is 4028707759. The reversal of 4028707733 is 3377078204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 312829969 + 3715877764 = 17687^2 + 60958^2 .

It is a cyclic number.

It is not a de Polignac number, because 4028707733 - 2⁸ = 4028707477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4028707723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60578 + ... + 108291.

It is an arithmetic number, because the mean of its divisors is an integer number (1007225115).

Almost surely, 2^4028707733 is an apocalyptic number.

It is an amenable number.

4028707733 is a deficient number, since it is larger than the sum of its proper divisors (192727).

4028707733 is a wasteful number, since it uses less digits than its factorization.

4028707733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192726.

The product of its (nonzero) digits is 197568, while the sum is 41.

The square root of 4028707733 is about 63472.1020055268. The cubic root of 4028707733 is about 1591.1895602114.

The spelling of 4028707733 in words is "four billion, twenty-eight million, seven hundred seven thousand, seven hundred thirty-three".