36804638 has 16 divisors (see below), whose sum is σ = 59554656. Its totient is φ = 16957920.

The previous prime is 36804637. The next prime is 36804659. The reversal of 36804638 is 83640863.

It is a super-2 number, since 2×36804638² = 2709162756622088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36804637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26120 + ... + 27492.

It is an arithmetic number, because the mean of its divisors is an integer number (3722166).

Almost surely, 2^36804638 is an apocalyptic number.

36804638 is a deficient number, since it is larger than the sum of its proper divisors (22750018).

36804638 is a wasteful number, since it uses less digits than its factorization.

36804638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2419.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 36804638 is about 6066.6826190266. The cubic root of 36804638 is about 332.6346728660.

The spelling of 36804638 in words is "thirty-six million, eight hundred four thousand, six hundred thirty-eight".