40212268 has 12 divisors (see below), whose sum is σ = 70542360. Its totient is φ = 20057312.

The previous prime is 40212251. The next prime is 40212281. The reversal of 40212268 is 86221204.

It is a happy number.

40212268 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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, 10321 + ... + 13672.

It is an arithmetic number, because the mean of its divisors is an integer number (5878530).

Almost surely, 2^40212268 is an apocalyptic number.

It is an amenable number.

40212268 is a deficient number, since it is larger than the sum of its proper divisors (30330092).

40212268 is a wasteful number, since it uses less digits than its factorization.

40212268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24416 (or 24414 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 40212268 is about 6341.3143747964. The cubic root of 40212268 is about 342.5990776641.

The spelling of 40212268 in words is "forty million, two hundred twelve thousand, two hundred sixty-eight".