1995606 has 24 divisors (see below), whose sum is σ = 4474080. Its totient is φ = 642096.

The previous prime is 1995583. The next prime is 1995607. The reversal of 1995606 is 6065991.

1995606 is a `hidden beast` number, since 1 + 99 + 560 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1995607) 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 11 ways as a sum of consecutive naturals, for example, 1390 + ... + 2433.

It is an arithmetic number, because the mean of its divisors is an integer number (186420).

2^1995606 is an apocalyptic number.

1995606 is an abundant number, since it is smaller than the sum of its proper divisors (2478474).

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

1995606 is a wasteful number, since it uses less digits than its factorization.

1995606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3860 (or 3857 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 1995606 is about 1412.6591945689. The cubic root of 1995606 is about 125.8997691176.

It can be divided in two parts, 1995 and 606, that added together give a square (2601 = 51²).

The spelling of 1995606 in words is "one million, nine hundred ninety-five thousand, six hundred six".