4081436 has 12 divisors (see below), whose sum is σ = 7197960. Its totient is φ = 2024880.

The previous prime is 4081423. The next prime is 4081453. The reversal of 4081436 is 6341804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3371 + ... + 4418.

It is an arithmetic number, because the mean of its divisors is an integer number (599830).

Almost surely, 2^4081436 is an apocalyptic number.

It is an amenable number.

4081436 is a deficient number, since it is larger than the sum of its proper divisors (3116524).

4081436 is a wasteful number, since it uses less digits than its factorization.

4081436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7924 (or 7922 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 4081436 is about 2020.2564193686. The cubic root of 4081436 is about 159.8101393783.

The spelling of 4081436 in words is "four million, eighty-one thousand, four hundred thirty-six".