40951688 has 16 divisors (see below), whose sum is σ = 80826000. Its totient is φ = 19398096.

The previous prime is 40951681. The next prime is 40951699. The reversal of 40951688 is 88615904.

40951688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40951681) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 134558 + ... + 134861.

It is an arithmetic number, because the mean of its divisors is an integer number (5051625).

Almost surely, 2^40951688 is an apocalyptic number.

It is an amenable number.

40951688 is a deficient number, since it is larger than the sum of its proper divisors (39874312).

40951688 is a wasteful number, since it uses less digits than its factorization.

40951688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269444 (or 269440 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 40951688 is about 6399.3505920523. The cubic root of 40951688 is about 344.6862315606.

The spelling of 40951688 in words is "forty million, nine hundred fifty-one thousand, six hundred eighty-eight".