40966644 has 24 divisors (see below), whose sum is σ = 96345088. Its totient is φ = 13547520.

The previous prime is 40966643. The next prime is 40966663. The reversal of 40966644 is 44666904.

40966644 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 (40966643) 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, 11917 + ... + 14964.

Almost surely, 2^40966644 is an apocalyptic number.

It is an amenable number.

40966644 is an abundant number, since it is smaller than the sum of its proper divisors (55378444).

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

40966644 is a wasteful number, since it uses less digits than its factorization.

40966644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27015 (or 27013 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 39.

The square root of 40966644 is about 6400.5190414528. The cubic root of 40966644 is about 344.7281875017.

The spelling of 40966644 in words is "forty million, nine hundred sixty-six thousand, six hundred forty-four".