36038646 has 48 divisors (see below), whose sum is σ = 89700000. Its totient is φ = 10243584.

The previous prime is 36038641. The next prime is 36038671. The reversal of 36038646 is 64683063.

36038646 is a `hidden beast` number, since 3 + 6 + 0 + 3 + 8 + 646 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 36038646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36038641) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28230 + ... + 29478.

It is an arithmetic number, because the mean of its divisors is an integer number (1868750).

Almost surely, 2^36038646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36038646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44850000).

36038646 is an abundant number, since it is smaller than the sum of its proper divisors (53661354).

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

36038646 is a wasteful number, since it uses less digits than its factorization.

36038646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1493 (or 1490 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 36038646 is about 6003.2196361619. The cubic root of 36038646 is about 330.3108365986.

The spelling of 36038646 in words is "thirty-six million, thirty-eight thousand, six hundred forty-six".