40727320 has 32 divisors (see below), whose sum is σ = 93370320. Its totient is φ = 15982720.

The previous prime is 40727311. The next prime is 40727327. The reversal of 40727320 is 2372704.

40727320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40727327) 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 7 ways as a sum of consecutive naturals, for example, 7486 + ... + 11725.

Almost surely, 2^40727320 is an apocalyptic number.

40727320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40727320 is an abundant number, since it is smaller than the sum of its proper divisors (52643000).

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

40727320 is a wasteful number, since it uses less digits than its factorization.

40727320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19275 (or 19271 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 40727320 is about 6381.7959854574. The cubic root of 40727320 is about 344.0555841315.

The spelling of 40727320 in words is "forty million, seven hundred twenty-seven thousand, three hundred twenty".