1040866616 has 16 divisors (see below), whose sum is σ = 2066426640. Its totient is φ = 489819520.

The previous prime is 1040866609. The next prime is 1040866661. The reversal of 1040866616 is 6166680401.

It is a happy number.

1040866616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1040866616.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3826580 + ... + 3826851.

It is an arithmetic number, because the mean of its divisors is an integer number (129151665).

Almost surely, 2^1040866616 is an apocalyptic number.

It is an amenable number.

1040866616 is a deficient number, since it is larger than the sum of its proper divisors (1025560024).

1040866616 is a wasteful number, since it uses less digits than its factorization.

1040866616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7653454 (or 7653450 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 1040866616 is about 32262.4645059859. The cubic root of 1040866616 is about 1013.4407424043.

The spelling of 1040866616 in words is "one billion, forty million, eight hundred sixty-six thousand, six hundred sixteen".