36491604 has 12 divisors (see below), whose sum is σ = 85147104. Its totient is φ = 12163864.

The previous prime is 36491597. The next prime is 36491621. The reversal of 36491604 is 40619463.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1520472 + ... + 1520495.

It is an arithmetic number, because the mean of its divisors is an integer number (7095592).

Almost surely, 2^36491604 is an apocalyptic number.

It is an amenable number.

36491604 is an abundant number, since it is smaller than the sum of its proper divisors (48655500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36491604 is a wasteful number, since it uses less digits than its factorization.

36491604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3040974 (or 3040972 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 36491604 is about 6040.8280889295. The cubic root of 36491604 is about 331.6889354284.

It can be divided in two parts, 3649 and 1604, that added together give a triangular number (5253 = T₁₀₂).

The spelling of 36491604 in words is "thirty-six million, four hundred ninety-one thousand, six hundred four".