1268416 has 14 divisors (see below), whose sum is σ = 2517140. Its totient is φ = 634176.

The previous prime is 1268413. The next prime is 1268419. The reversal of 1268416 is 6148621.

It is an interprime number because it is at equal distance from previous prime (1268413) and next prime (1268419).

It is not an unprimeable number, because it can be changed into a prime (1268413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9846 + ... + 9973.

2^1268416 is an apocalyptic number.

1268416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1268416 is a deficient number, since it is larger than the sum of its proper divisors (1248724).

1268416 is an equidigital number, since it uses as much as digits as its factorization.

1268416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19831 (or 19821 counting only the distinct ones).

The product of its digits is 2304, while the sum is 28.

The square root of 1268416 is about 1126.2397613297. The cubic root of 1268416 is about 108.2481718619.

The spelling of 1268416 in words is "one million, two hundred sixty-eight thousand, four hundred sixteen".