40103668 has 24 divisors (see below), whose sum is σ = 77313600. Its totient is φ = 18049920.

The previous prime is 40103659. The next prime is 40103681. The reversal of 40103668 is 86630104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108 + ... + 8956.

It is an arithmetic number, because the mean of its divisors is an integer number (3221400).

Almost surely, 2^40103668 is an apocalyptic number.

It is an amenable number.

40103668 is a deficient number, since it is larger than the sum of its proper divisors (37209932).

40103668 is a wasteful number, since it uses less digits than its factorization.

40103668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8967 (or 8965 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 40103668 is about 6332.7456920360. The cubic root of 40103668 is about 342.2903841073.

It can be divided in two parts, 401036 and 68, that added together give a palindrome (401104).

The spelling of 40103668 in words is "forty million, one hundred three thousand, six hundred sixty-eight".