40633266 has 8 divisors (see below), whose sum is σ = 81266544. Its totient is φ = 13544420.

The previous prime is 40633261. The next prime is 40633273. The reversal of 40633266 is 66233604.

It is a sphenic number, since it is the product of 3 distinct primes.

40633266 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40633261) by changing a digit.

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, 3386100 + ... + 3386111.

It is an arithmetic number, because the mean of its divisors is an integer number (10158318).

Almost surely, 2^40633266 is an apocalyptic number.

40633266 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40633266 is a wasteful number, since it uses less digits than its factorization.

40633266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6772216.

The product of its (nonzero) digits is 15552, while the sum is 30.

The square root of 40633266 is about 6374.4227973990. The cubic root of 40633266 is about 343.7905307140.

The spelling of 40633266 in words is "forty million, six hundred thirty-three thousand, two hundred sixty-six".