40503028 has 24 divisors (see below), whose sum is σ = 73100160. Its totient is φ = 19627200.

The previous prime is 40503013. The next prime is 40503037. The reversal of 40503028 is 82030504.

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, 16053 + ... + 18403.

It is an arithmetic number, because the mean of its divisors is an integer number (3045840).

Almost surely, 2^40503028 is an apocalyptic number.

It is an amenable number.

40503028 is a deficient number, since it is larger than the sum of its proper divisors (32597132).

40503028 is a wasteful number, since it uses less digits than its factorization.

40503028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2487 (or 2485 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 40503028 is about 6364.1989283805. The cubic root of 40503028 is about 343.4228310582.

The spelling of 40503028 in words is "forty million, five hundred three thousand, twenty-eight".