36871040 has 64 divisors (see below), whose sum is σ = 89890560. Its totient is φ = 14456832.

The previous prime is 36871033. The next prime is 36871049. The reversal of 36871040 is 4017863.

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

It is a junction number, because it is equal to n+sod(n) for n = 36870994 and 36871012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36871049) 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, 33377 + ... + 34463.

It is an arithmetic number, because the mean of its divisors is an integer number (1404540).

Almost surely, 2^36871040 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 36871040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44945280).

36871040 is an abundant number, since it is smaller than the sum of its proper divisors (53019520).

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

36871040 is a wasteful number, since it uses less digits than its factorization.

36871040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1159 (or 1147 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 36871040 is about 6072.1528307512. The cubic root of 36871040 is about 332.8345963787.

The spelling of 36871040 in words is "thirty-six million, eight hundred seventy-one thousand, forty".