36025728 has 64 divisors (see below), whose sum is σ = 99878400. Its totient is φ = 11483648.

The previous prime is 36025721. The next prime is 36025733. The reversal of 36025728 is 82752063.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36025721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6793 + ... + 10871.

It is an arithmetic number, because the mean of its divisors is an integer number (1560600).

Almost surely, 2^36025728 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 36025728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49939200).

36025728 is an abundant number, since it is smaller than the sum of its proper divisors (63852672).

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

36025728 is a wasteful number, since it uses less digits than its factorization.

36025728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4119 (or 4107 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 36025728 is about 6002.1436170755. The cubic root of 36025728 is about 330.2713654032.

The spelling of 36025728 in words is "thirty-six million, twenty-five thousand, seven hundred twenty-eight".