1077988 has 12 divisors (see below), whose sum is σ = 1951740. Its totient is φ = 520352.

The previous prime is 1077977. The next prime is 1077997. The reversal of 1077988 is 8897701.

It can be written as a sum of positive squares in 2 ways, for example, as 289444 + 788544 = 538^2 + 888^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1077988.

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, 4531 + ... + 4762.

It is an arithmetic number, because the mean of its divisors is an integer number (162645).

2^1077988 is an apocalyptic number.

It is an amenable number.

1077988 is a deficient number, since it is larger than the sum of its proper divisors (873752).

1077988 is a wasteful number, since it uses less digits than its factorization.

1077988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9326 (or 9324 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 40.

The square root of 1077988 is about 1038.2620093213. The cubic root of 1077988 is about 102.5348047578.

The spelling of 1077988 in words is "one million, seventy-seven thousand, nine hundred eighty-eight".