40284036 has 36 divisors (see below), whose sum is σ = 109663372. Its totient is φ = 12394944.

The previous prime is 40283993. The next prime is 40284053. The reversal of 40284036 is 63048204.

40284036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9548100 + 30735936 = 3090^2 + 5544^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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 11 ways as a sum of consecutive naturals, for example, 42571 + ... + 43506.

Almost surely, 2^40284036 is an apocalyptic number.

It is an amenable number.

40284036 is an abundant number, since it is smaller than the sum of its proper divisors (69379336).

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

40284036 is a wasteful number, since it uses less digits than its factorization.

40284036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86100 (or 86095 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 40284036 is about 6346.9706159711. The cubic root of 40284036 is about 342.8027720330.

The spelling of 40284036 in words is "forty million, two hundred eighty-four thousand, thirty-six".