40000746 has 8 divisors (see below), whose sum is σ = 80001504. Its totient is φ = 13333580.

The previous prime is 40000733. The next prime is 40000759. The reversal of 40000746 is 64700004.

40000746 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40000733) and next prime (40000759).

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

40000746 is an admirable number.

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, 3333390 + ... + 3333401.

It is an arithmetic number, because the mean of its divisors is an integer number (10000188).

Almost surely, 2^40000746 is an apocalyptic number.

40000746 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.

40000746 is a wasteful number, since it uses less digits than its factorization.

40000746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6666796.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 40000746 is about 6324.6142965401. The cubic root of 40000746 is about 341.9973153922.

The spelling of 40000746 in words is "forty million, seven hundred forty-six", and thus it is an aban number.