4089546 has 24 divisors (see below), whose sum is σ = 8995584. Its totient is φ = 1342440.

The previous prime is 4089521. The next prime is 4089559. The reversal of 4089546 is 6459804.

It is a super-2 number, since 2×4089546² = 33448772972232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4089546.

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 11 ways as a sum of consecutive naturals, for example, 490 + ... + 2901.

It is an arithmetic number, because the mean of its divisors is an integer number (374816).

Almost surely, 2^4089546 is an apocalyptic number.

4089546 is an abundant number, since it is smaller than the sum of its proper divisors (4906038).

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

4089546 is a wasteful number, since it uses less digits than its factorization.

4089546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3466 (or 3463 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 4089546 is about 2022.2625942246. The cubic root of 4089546 is about 159.9159193647.

The spelling of 4089546 in words is "four million, eighty-nine thousand, five hundred forty-six".