40608384 has 32 divisors (see below), whose sum is σ = 107867040. Its totient is φ = 13536000.

The previous prime is 40608361. The next prime is 40608391. The reversal of 40608384 is 48380604.

It is a tau number, because it is divible by the number of its divisors (32).

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, 52492 + ... + 53259.

It is an arithmetic number, because the mean of its divisors is an integer number (3370845).

Almost surely, 2^40608384 is an apocalyptic number.

It is an amenable number.

40608384 is an abundant number, since it is smaller than the sum of its proper divisors (67258656).

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

40608384 is a wasteful number, since it uses less digits than its factorization.

40608384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105768 (or 105756 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 40608384 is about 6372.4707924007. The cubic root of 40608384 is about 343.7203423890.

Adding to 40608384 its reverse (48380604), we get a palindrome (88988988).

The spelling of 40608384 in words is "forty million, six hundred eight thousand, three hundred eighty-four".