4089069 has 16 divisors (see below), whose sum is σ = 6091200. Its totient is φ = 2711088.

The previous prime is 4089037. The next prime is 4089073. The reversal of 4089069 is 9609804.

It is not a de Polignac number, because 4089069 - 2⁵ = 4089037 is a prime.

It is a super-2 number, since 2×4089069² = 33440970573522, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4089079) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6982 + ... + 7544.

It is an arithmetic number, because the mean of its divisors is an integer number (380700).

Almost surely, 2^4089069 is an apocalyptic number.

It is an amenable number.

4089069 is a deficient number, since it is larger than the sum of its proper divisors (2002131).

4089069 is a wasteful number, since it uses less digits than its factorization.

4089069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841 (or 835 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 4089069 is about 2022.1446535795. The cubic root of 4089069 is about 159.9097016526.

The spelling of 4089069 in words is "four million, eighty-nine thousand, sixty-nine".