40938384 has 40 divisors (see below), whose sum is σ = 106173760. Its totient is φ = 13592448.

The previous prime is 40938379. The next prime is 40938409. The reversal of 40938384 is 48383904.

It is an unprimeable number.

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, 11757 + ... + 14835.

It is an arithmetic number, because the mean of its divisors is an integer number (2654344).

Almost surely, 2^40938384 is an apocalyptic number.

It is an amenable number.

40938384 is an abundant number, since it is smaller than the sum of its proper divisors (65235376).

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

40938384 is a wasteful number, since it uses less digits than its factorization.

40938384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3367 (or 3361 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 40938384 is about 6398.3110271383. The cubic root of 40938384 is about 344.6489013753.

The spelling of 40938384 in words is "forty million, nine hundred thirty-eight thousand, three hundred eighty-four".