4099544 has 8 divisors (see below), whose sum is σ = 7686660. Its totient is φ = 2049768.

The previous prime is 4099541. The next prime is 4099561. The reversal of 4099544 is 4459904.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×4099544² = 33612522015872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4099541) 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 as a sum of consecutive naturals, namely, 256214 + ... + 256229.

Almost surely, 2^4099544 is an apocalyptic number.

It is an amenable number.

4099544 is a deficient number, since it is larger than the sum of its proper divisors (3587116).

4099544 is a wasteful number, since it uses less digits than its factorization.

4099544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512449 (or 512445 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 4099544 is about 2024.7330688266. The cubic root of 4099544 is about 160.0461325307.

The spelling of 4099544 in words is "four million, ninety-nine thousand, five hundred forty-four".