36549144 has 64 divisors (see below), whose sum is σ = 102828000. Its totient is φ = 12177216.

The previous prime is 36549109. The next prime is 36549157. The reversal of 36549144 is 44194563.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 36549099 and 36549108.

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 15 ways as a sum of consecutive naturals, for example, 16452 + ... + 18540.

Almost surely, 2^36549144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36549144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51414000).

36549144 is an abundant number, since it is smaller than the sum of its proper divisors (66278856).

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

36549144 is an equidigital number, since it uses as much as digits as its factorization.

36549144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2116 (or 2094 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 36549144 is about 6045.5888050710. The cubic root of 36549144 is about 331.8631796997.

The spelling of 36549144 in words is "thirty-six million, five hundred forty-nine thousand, one hundred forty-four".