1955982 has 24 divisors (see below), whose sum is σ = 4551336. Its totient is φ = 558768.

The previous prime is 1955977. The next prime is 1955983. The reversal of 1955982 is 2895591.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1955982.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1955983) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3033 + ... + 3620.

It is an arithmetic number, because the mean of its divisors is an integer number (189639).

2^1955982 is an apocalyptic number.

1955982 is an abundant number, since it is smaller than the sum of its proper divisors (2595354).

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

1955982 is a wasteful number, since it uses less digits than its factorization.

1955982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6672 (or 6665 counting only the distinct ones).

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

The square root of 1955982 is about 1398.5642638077. The cubic root of 1955982 is about 125.0609196389.

The spelling of 1955982 in words is "one million, nine hundred fifty-five thousand, nine hundred eighty-two".