40046668 has 24 divisors (see below), whose sum is σ = 74116224. Its totient is φ = 18902400.

The previous prime is 40046603. The next prime is 40046681. The reversal of 40046668 is 86664004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1146 + ... + 9022.

It is an arithmetic number, because the mean of its divisors is an integer number (3088176).

Almost surely, 2^40046668 is an apocalyptic number.

It is an amenable number.

40046668 is a deficient number, since it is larger than the sum of its proper divisors (34069556).

40046668 is a wasteful number, since it uses less digits than its factorization.

40046668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7953 (or 7951 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 40046668 is about 6328.2436741959. The cubic root of 40046668 is about 342.1281395735.

The spelling of 40046668 in words is "forty million, forty-six thousand, six hundred sixty-eight".