1962859 has 2 divisors, whose sum is σ = 1962860. Its totient is φ = 1962858.

The previous prime is 1962847. The next prime is 1962881. The reversal of 1962859 is 9582691.

It is a weak prime.

It is an emirp because it is prime and its reverse (9582691) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1962859 - 2⁷ = 1962731 is a prime.

It is not a weakly prime, because it can be changed into another prime (1962809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 981429 + 981430.

It is an arithmetic number, because the mean of its divisors is an integer number (981430).

2^1962859 is an apocalyptic number.

1962859 is a deficient number, since it is larger than the sum of its proper divisors (1).

1962859 is an equidigital number, since it uses as much as digits as its factorization.

1962859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 40.

The square root of 1962859 is about 1401.0206993474. The cubic root of 1962859 is about 125.2073146417.

The spelling of 1962859 in words is "one million, nine hundred sixty-two thousand, eight hundred fifty-nine".