4028916 has 12 divisors (see below), whose sum is σ = 9400832. Its totient is φ = 1342968.

The previous prime is 4028891. The next prime is 4028917. The reversal of 4028916 is 6198204.

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

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4028917) 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, 167860 + ... + 167883.

Almost surely, 2^4028916 is an apocalyptic number.

It is an amenable number.

4028916 is an abundant number, since it is smaller than the sum of its proper divisors (5371916).

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

4028916 is a wasteful number, since it uses less digits than its factorization.

4028916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335750 (or 335748 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 4028916 is about 2007.2159823995. The cubic root of 4028916 is about 159.1216978976.

The spelling of 4028916 in words is "four million, twenty-eight thousand, nine hundred sixteen".