36669564 has 48 divisors (see below), whose sum is σ = 95504640. Its totient is φ = 12167280.

The previous prime is 36669551. The next prime is 36669571. The reversal of 36669564 is 46596663.

36669564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 27759 + ... + 29049.

It is an arithmetic number, because the mean of its divisors is an integer number (1989680).

Almost surely, 2^36669564 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 36669564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47752320).

36669564 is an abundant number, since it is smaller than the sum of its proper divisors (58835076).

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

36669564 is a wasteful number, since it uses less digits than its factorization.

36669564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567 (or 1559 counting only the distinct ones).

The product of its digits is 699840, while the sum is 45.

The square root of 36669564 is about 6055.5399428953. The cubic root of 36669564 is about 332.2272480076.

The spelling of 36669564 in words is "thirty-six million, six hundred sixty-nine thousand, five hundred sixty-four".