4065774 has 16 divisors (see below), whose sum is σ = 8394240. Its totient is φ = 1311480.

The previous prime is 4065773. The next prime is 4065781. The reversal of 4065774 is 4775604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4065773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10744 + ... + 11115.

It is an arithmetic number, because the mean of its divisors is an integer number (524640).

Almost surely, 2^4065774 is an apocalyptic number.

4065774 is an abundant number, since it is smaller than the sum of its proper divisors (4328466).

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

4065774 is a wasteful number, since it uses less digits than its factorization.

4065774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21895.

The product of its (nonzero) digits is 23520, while the sum is 33.

The square root of 4065774 is about 2016.3764529472. The cubic root of 4065774 is about 159.6054602060.

The spelling of 4065774 in words is "four million, sixty-five thousand, seven hundred seventy-four".