1955856 has 40 divisors (see below), whose sum is σ = 5775424. Its totient is φ = 558720.

The previous prime is 1955839. The next prime is 1955873. The reversal of 1955856 is 6585591.

It is an interprime number because it is at equal distance from previous prime (1955839) and next prime (1955873).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2575 + ... + 3246.

2^1955856 is an apocalyptic number.

1955856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1955856 is an abundant number, since it is smaller than the sum of its proper divisors (3819568).

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

1955856 is a wasteful number, since it uses less digits than its factorization.

1955856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5839 (or 5833 counting only the distinct ones).

The product of its digits is 54000, while the sum is 39.

The square root of 1955856 is about 1398.5192168862. The cubic root of 1955856 is about 125.0582341993.

It can be divided in two parts, 195585 and 6, that added together give a palindrome (195591).

The spelling of 1955856 in words is "one million, nine hundred fifty-five thousand, eight hundred fifty-six".