4028735 has 8 divisors (see below), whose sum is σ = 4847040. Its totient is φ = 3214624.

The previous prime is 4028723. The next prime is 4028743. The reversal of 4028735 is 5378204.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4028735 - 2¹⁰ = 4027711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4028698 and 4028707.

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, 1754 + ... + 3336.

It is an arithmetic number, because the mean of its divisors is an integer number (605880).

Almost surely, 2^4028735 is an apocalyptic number.

4028735 is a deficient number, since it is larger than the sum of its proper divisors (818305).

4028735 is a wasteful number, since it uses less digits than its factorization.

4028735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2097.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 4028735 is about 2007.1708945678. The cubic root of 4028735 is about 159.1193150020.

The spelling of 4028735 in words is "four million, twenty-eight thousand, seven hundred thirty-five".