40933986 has 16 divisors (see below), whose sum is σ = 82411968. Its totient is φ = 13554000.

The previous prime is 40933939. The next prime is 40934009. The reversal of 40933986 is 68933904.

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, 21685 + ... + 23496.

It is an arithmetic number, because the mean of its divisors is an integer number (5150748).

Almost surely, 2^40933986 is an apocalyptic number.

40933986 is an abundant number, since it is smaller than the sum of its proper divisors (41477982).

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

40933986 is a wasteful number, since it uses less digits than its factorization.

40933986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45337.

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 40933986 is about 6397.9673334583. The cubic root of 40933986 is about 344.6365590859.

The spelling of 40933986 in words is "forty million, nine hundred thirty-three thousand, nine hundred eighty-six".