4028771 has 2 divisors, whose sum is σ = 4028772. Its totient is φ = 4028770.

The previous prime is 4028747. The next prime is 4028807. The reversal of 4028771 is 1778204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4028771 - 2⁶ = 4028707 is a prime.

It is not a weakly prime, because it can be changed into another prime (4028471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2014385 + 2014386.

It is an arithmetic number, because the mean of its divisors is an integer number (2014386).

Almost surely, 2^4028771 is an apocalyptic number.

4028771 is a deficient number, since it is larger than the sum of its proper divisors (1).

4028771 is an equidigital number, since it uses as much as digits as its factorization.

4028771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3136, while the sum is 29.

The square root of 4028771 is about 2007.1798623940. The cubic root of 4028771 is about 159.1197889538.

The spelling of 4028771 in words is "four million, twenty-eight thousand, seven hundred seventy-one".