40503056 has 30 divisors (see below), whose sum is σ = 86261406. Its totient is φ = 18409600.

The previous prime is 40503037. The next prime is 40503083. The reversal of 40503056 is 65030504.

It can be written as a sum of positive squares in only one way, i.e., 37405456 + 3097600 = 6116^2 + 1760^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8525 + ... + 12396.

Almost surely, 2^40503056 is an apocalyptic number.

It is an amenable number.

40503056 is an abundant number, since it is smaller than the sum of its proper divisors (45758350).

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

40503056 is a wasteful number, since it uses less digits than its factorization.

40503056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20951 (or 20934 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 40503056 is about 6364.2011281857. The cubic root of 40503056 is about 343.4229101950.

The spelling of 40503056 in words is "forty million, five hundred three thousand, fifty-six".