1960691 has 4 divisors (see below), whose sum is σ = 1974000. Its totient is φ = 1947384.

The previous prime is 1960669. The next prime is 1960703.

It is a happy number.

1960691 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1960691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1960631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6431 + ... + 6728.

It is an arithmetic number, because the mean of its divisors is an integer number (493500).

2^1960691 is an apocalyptic number.

1960691 is a deficient number, since it is larger than the sum of its proper divisors (13309).

1960691 is a wasteful number, since it uses less digits than its factorization.

1960691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13308.

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 1960691 is about 1400.2467639670. The cubic root of 1960691 is about 125.1612000270.

The spelling of 1960691 in words is "one million, nine hundred sixty thousand, six hundred ninety-one".