4084636 has 6 divisors (see below), whose sum is σ = 7148120. Its totient is φ = 2042316.

The previous prime is 4084631. The next prime is 4084637. The reversal of 4084636 is 6364804.

It is a junction number, because it is equal to n+sod(n) for n = 4084598 and 4084607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4084631) 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, 510576 + ... + 510583.

Almost surely, 2^4084636 is an apocalyptic number.

It is an amenable number.

4084636 is a deficient number, since it is larger than the sum of its proper divisors (3063484).

4084636 is a wasteful number, since it uses less digits than its factorization.

4084636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021163 (or 1021161 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 4084636 is about 2021.0482428680. The cubic root of 4084636 is about 159.8518941965.

The spelling of 4084636 in words is "four million, eighty-four thousand, six hundred thirty-six".