4090936 has 16 divisors (see below), whose sum is σ = 7768800. Its totient is φ = 2019264.

The previous prime is 4090921. The next prime is 4090937. The reversal of 4090936 is 6390904.

It is a junction number, because it is equal to n+sod(n) for n = 4090898 and 4090907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4090937) 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, 2605 + ... + 3868.

It is an arithmetic number, because the mean of its divisors is an integer number (485550).

Almost surely, 2^4090936 is an apocalyptic number.

It is an amenable number.

4090936 is a deficient number, since it is larger than the sum of its proper divisors (3677864).

4090936 is a wasteful number, since it uses less digits than its factorization.

4090936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6558 (or 6554 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 4090936 is about 2022.6062394841. The cubic root of 4090936 is about 159.9340353079.

Subtracting 4090936 from its reverse (6390904), we obtain a cube (2299968 = 132³).

The spelling of 4090936 in words is "four million, ninety thousand, nine hundred thirty-six".