1995706 has 16 divisors (see below), whose sum is σ = 3112200. Its totient is φ = 959040.

The previous prime is 1995691. The next prime is 1995709. The reversal of 1995706 is 6075991.

1995706 = 214² + 215² + ... + 250².

It can be written as a sum of positive squares in 4 ways, for example, as 1121481 + 874225 = 1059^2 + 935^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (1995709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10936 + ... + 11116.

2^1995706 is an apocalyptic number.

1995706 is a deficient number, since it is larger than the sum of its proper divisors (1116494).

1995706 is a wasteful number, since it uses less digits than its factorization.

1995706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369.

The product of its (nonzero) digits is 17010, while the sum is 37.

The square root of 1995706 is about 1412.6945883665. The cubic root of 1995706 is about 125.9018720321.

It can be divided in two parts, 1995 and 706, that added together give a triangular number (2701 = T₇₃).

The spelling of 1995706 in words is "one million, nine hundred ninety-five thousand, seven hundred six".