1968906 has 32 divisors (see below), whose sum is σ = 4233600. Its totient is φ = 608256.

The previous prime is 1968899. The next prime is 1968919. The reversal of 1968906 is 6098691.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9795 + ... + 9993.

It is an arithmetic number, because the mean of its divisors is an integer number (132300).

2^1968906 is an apocalyptic number.

1968906 is an abundant number, since it is smaller than the sum of its proper divisors (2264694).

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

1968906 is a wasteful number, since it uses less digits than its factorization.

1968906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318.

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 1968906 is about 1403.1771092774. The cubic root of 1968906 is about 125.3357586548.

The spelling of 1968906 in words is "one million, nine hundred sixty-eight thousand, nine hundred six".