40000124 has 12 divisors (see below), whose sum is σ = 70310184. Its totient is φ = 19911504.

The previous prime is 40000123. The next prime is 40000159. The reversal of 40000124 is 42100004.

40000124 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 (40000123) 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 3 ways as a sum of consecutive naturals, for example, 21119 + ... + 22934.

It is an arithmetic number, because the mean of its divisors is an integer number (5859182).

Almost surely, 2^40000124 is an apocalyptic number.

It is an amenable number.

40000124 is a deficient number, since it is larger than the sum of its proper divisors (30310060).

40000124 is a wasteful number, since it uses less digits than its factorization.

40000124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44284 (or 44282 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 40000124 is about 6324.5651233899. The cubic root of 40000124 is about 341.9955427300.

Adding to 40000124 its reverse (42100004), we get a palindrome (82100128).

The spelling of 40000124 in words is "forty million, one hundred twenty-four", and thus it is an aban number.