40606444 has 12 divisors (see below), whose sum is σ = 71765568. Its totient is φ = 20102000.

The previous prime is 40606403. The next prime is 40606451. The reversal of 40606444 is 44460604.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49852 + ... + 50659.

It is an arithmetic number, because the mean of its divisors is an integer number (5980464).

Almost surely, 2^40606444 is an apocalyptic number.

It is an amenable number.

40606444 is a deficient number, since it is larger than the sum of its proper divisors (31159124).

40606444 is a wasteful number, since it uses less digits than its factorization.

40606444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100616 (or 100614 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 40606444 is about 6372.3185733295. The cubic root of 40606444 is about 343.7148687403.

The spelling of 40606444 in words is "forty million, six hundred six thousand, four hundred forty-four".