40355336 has 32 divisors (see below), whose sum is σ = 87151680. Its totient is φ = 17160000.

The previous prime is 40355311. The next prime is 40355353. The reversal of 40355336 is 63355304.

It is a happy number.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 40355299 and 40355308.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4586 + ... + 10086.

It is an arithmetic number, because the mean of its divisors is an integer number (2723490).

Almost surely, 2^40355336 is an apocalyptic number.

40355336 is the 3668-th octagonal number.

It is an amenable number.

40355336 is an abundant number, since it is smaller than the sum of its proper divisors (46796344).

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

40355336 is a wasteful number, since it uses less digits than its factorization.

40355336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5645 (or 5641 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 29.

The square root of 40355336 is about 6352.5849856574. The cubic root of 40355336 is about 343.0048986825.

The spelling of 40355336 in words is "forty million, three hundred fifty-five thousand, three hundred thirty-six".