4089020 has 24 divisors (see below), whose sum is σ = 9248064. Its totient is φ = 1509696.

The previous prime is 4089017. The next prime is 4089037. The reversal of 4089020 is 209804.

It is a congruent number.

It is an unprimeable number.

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, 7604 + ... + 8123.

It is an arithmetic number, because the mean of its divisors is an integer number (385336).

Almost surely, 2^4089020 is an apocalyptic number.

It is an amenable number.

4089020 is an abundant number, since it is smaller than the sum of its proper divisors (5159044).

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

4089020 is a wasteful number, since it uses less digits than its factorization.

4089020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15749 (or 15747 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 4089020 is about 2022.1325376938. The cubic root of 4089020 is about 159.9090629084.

The spelling of 4089020 in words is "four million, eighty-nine thousand, twenty".