1968755 has 8 divisors (see below), whose sum is σ = 2417712. Its totient is φ = 1538208.

The previous prime is 1968751. The next prime is 1968767. The reversal of 1968755 is 5578691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1968755 - 2² = 1968751 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1968751) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4364 + ... + 4793.

It is an arithmetic number, because the mean of its divisors is an integer number (302214).

2^1968755 is an apocalyptic number.

1968755 is a deficient number, since it is larger than the sum of its proper divisors (448957).

1968755 is an equidigital number, since it uses as much as digits as its factorization.

1968755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9205.

The product of its digits is 75600, while the sum is 41.

The square root of 1968755 is about 1403.1233017807. The cubic root of 1968755 is about 125.3325544756.

The spelling of 1968755 in words is "one million, nine hundred sixty-eight thousand, seven hundred fifty-five".