36604 has 6 divisors (see below), whose sum is σ = 64064. Its totient is φ = 18300.

The previous prime is 36599. The next prime is 36607. The reversal of 36604 is 40663.

It is a happy number.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4572 + ... + 4579.

2³⁶⁶⁰⁴ is an apocalyptic number.

It is an amenable number.

36604 is a deficient number, since it is larger than the sum of its proper divisors (27460).

36604 is a wasteful number, since it uses less digits than its factorization.

36604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9155 (or 9153 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 36604 is about 191.3217185789. The cubic root of 36604 is about 33.2029126007.

Subtracting from 36604 its sum of digits (19), we obtain a triangular number (36585 = T₂₇₀).

The spelling of 36604 in words is "thirty-six thousand, six hundred four".