40863284 has 48 divisors (see below), whose sum is σ = 89771136. Its totient is φ = 15811200.

The previous prime is 40863271. The next prime is 40863299. The reversal of 40863284 is 48236804.

40863284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 55382 + ... + 56114.

It is an arithmetic number, because the mean of its divisors is an integer number (1870232).

Almost surely, 2^40863284 is an apocalyptic number.

40863284 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40863284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44885568).

40863284 is an abundant number, since it is smaller than the sum of its proper divisors (48907852).

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

40863284 is a wasteful number, since it uses less digits than its factorization.

40863284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936 (or 934 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 35.

The square root of 40863284 is about 6392.4395968988. The cubic root of 40863284 is about 344.4380236827.

The spelling of 40863284 in words is "forty million, eight hundred sixty-three thousand, two hundred eighty-four".