1952859 has 4 divisors (see below), whose sum is σ = 2603816. Its totient is φ = 1301904.

The previous prime is 1952851. The next prime is 1952887. The reversal of 1952859 is 9582591.

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

It is not a de Polignac number, because 1952859 - 2³ = 1952851 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1952851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325474 + ... + 325479.

It is an arithmetic number, because the mean of its divisors is an integer number (650954).

2^1952859 is an apocalyptic number.

1952859 is a deficient number, since it is larger than the sum of its proper divisors (650957).

1952859 is an equidigital number, since it uses as much as digits as its factorization.

1952859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650956.

The product of its digits is 32400, while the sum is 39.

The square root of 1952859 is about 1397.4473156438. The cubic root of 1952859 is about 124.9943250757.

The spelling of 1952859 in words is "one million, nine hundred fifty-two thousand, eight hundred fifty-nine".