36420784 has 40 divisors (see below), whose sum is σ = 73689728. Its totient is φ = 17418240.

The previous prime is 36420743. The next prime is 36420809. The reversal of 36420784 is 48702463.

36420784 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 47734 + ... + 48490.

Almost surely, 2^36420784 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 36420784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36844864).

36420784 is an abundant number, since it is smaller than the sum of its proper divisors (37268944).

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

36420784 is a wasteful number, since it uses less digits than its factorization.

36420784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893 (or 887 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 36420784 is about 6034.9634630211. The cubic root of 36420784 is about 331.4742246437.

The spelling of 36420784 in words is "thirty-six million, four hundred twenty thousand, seven hundred eighty-four".