40024016 has 10 divisors (see below), whose sum is σ = 77546562. Its totient is φ = 20012000.

The previous prime is 40024009. The next prime is 40024057. The reversal of 40024016 is 61042004.

40024016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 39639616 + 384400 = 6296^2 + 620^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40023985 and 40024003.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1250735 + ... + 1250766.

Almost surely, 2^40024016 is an apocalyptic number.

It is an amenable number.

40024016 is a deficient number, since it is larger than the sum of its proper divisors (37522546).

40024016 is a wasteful number, since it uses less digits than its factorization.

40024016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2501509 (or 2501503 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 40024016 is about 6326.4536669449. The cubic root of 40024016 is about 342.0636202791.

The spelling of 40024016 in words is "forty million, twenty-four thousand, sixteen".