27020736 has 112 divisors (see below), whose sum is σ = 83718400. Its totient is φ = 8522496.

The previous prime is 27020729. The next prime is 27020737. The reversal of 27020736 is 63702072.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27020737) by changing a digit.

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, 32421 + ... + 33243.

Almost surely, 2^27020736 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 27020736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41859200).

27020736 is an abundant number, since it is smaller than the sum of its proper divisors (56697664).

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

27020736 is a wasteful number, since it uses less digits than its factorization.

27020736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863 (or 847 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 27020736 is about 5198.1473622821. The cubic root of 27020736 is about 300.0767803476.

The spelling of 27020736 in words is "twenty-seven million, twenty thousand, seven hundred thirty-six".