40968916 has 12 divisors (see below), whose sum is σ = 73633588. Its totient is φ = 19930752.

The previous prime is 40968899. The next prime is 40968923. The reversal of 40968916 is 61986904.

It can be written as a sum of positive squares in 2 ways, for example, as 33016516 + 7952400 = 5746^2 + 2820^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 138261 + ... + 138556.

Almost surely, 2^40968916 is an apocalyptic number.

It is an amenable number.

40968916 is a deficient number, since it is larger than the sum of its proper divisors (32664672).

40968916 is a wasteful number, since it uses less digits than its factorization.

40968916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276858 (or 276856 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 43.

The square root of 40968916 is about 6400.6965245979. The cubic root of 40968916 is about 344.7345602307.

The spelling of 40968916 in words is "forty million, nine hundred sixty-eight thousand, nine hundred sixteen".