1228976 has 20 divisors (see below), whose sum is σ = 2721552. Its totient is φ = 526656.

The previous prime is 1228963. The next prime is 1228987. The reversal of 1228976 is 6798221.

It is a happy number.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5375 + ... + 5598.

2^1228976 is an apocalyptic number.

1228976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1228976 is an abundant number, since it is smaller than the sum of its proper divisors (1492576).

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

1228976 is a wasteful number, since it uses less digits than its factorization.

1228976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10988 (or 10982 counting only the distinct ones).

The product of its digits is 12096, while the sum is 35.

The square root of 1228976 is about 1108.5918996637. The cubic root of 1228976 is about 107.1143854929.

The spelling of 1228976 in words is "one million, two hundred twenty-eight thousand, nine hundred seventy-six".