40938648 has 32 divisors (see below), whose sum is σ = 102688560. Its totient is φ = 13600640.

The previous prime is 40938647. The next prime is 40938683. The reversal of 40938648 is 84683904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40938647) 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 7 ways as a sum of consecutive naturals, for example, 4918 + ... + 10298.

Almost surely, 2^40938648 is an apocalyptic number.

It is an amenable number.

40938648 is an abundant number, since it is smaller than the sum of its proper divisors (61749912).

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

40938648 is a wasteful number, since it uses less digits than its factorization.

40938648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5707 (or 5703 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 40938648 is about 6398.3316575495. The cubic root of 40938648 is about 344.6496422213.

The spelling of 40938648 in words is "forty million, nine hundred thirty-eight thousand, six hundred forty-eight".