4067769 has 4 divisors (see below), whose sum is σ = 5423696. Its totient is φ = 2711844.

The previous prime is 4067753. The next prime is 4067797. The reversal of 4067769 is 9677604.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4067769 - 2⁴ = 4067753 is a prime.

It is a super-2 number, since 2×4067769² = 33093489274722, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

4067769 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4067969) 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, 677959 + ... + 677964.

It is an arithmetic number, because the mean of its divisors is an integer number (1355924).

Almost surely, 2^4067769 is an apocalyptic number.

It is an amenable number.

4067769 is a deficient number, since it is larger than the sum of its proper divisors (1355927).

4067769 is a wasteful number, since it uses less digits than its factorization.

4067769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1355926.

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 4067769 is about 2016.8710915673. The cubic root of 4067769 is about 159.6315610852.

The spelling of 4067769 in words is "four million, sixty-seven thousand, seven hundred sixty-nine".