40083628 has 12 divisors (see below), whose sum is σ = 75542320. Its totient is φ = 18500112.

The previous prime is 40083599. The next prime is 40083647. The reversal of 40083628 is 82638004.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 40083628.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385368 + ... + 385471.

Almost surely, 2^40083628 is an apocalyptic number.

It is an amenable number.

40083628 is a deficient number, since it is larger than the sum of its proper divisors (35458692).

40083628 is a wasteful number, since it uses less digits than its factorization.

40083628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770856 (or 770854 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 40083628 is about 6331.1632422486. The cubic root of 40083628 is about 342.2333598788.

The spelling of 40083628 in words is "forty million, eighty-three thousand, six hundred twenty-eight".