1993662 has 24 divisors (see below), whose sum is σ = 4712760. Its totient is φ = 604080.

The previous prime is 1993661. The next prime is 1993679. The reversal of 1993662 is 2663991.

It is a nude number because it is divisible by every one of its digits.

It is a d-powerful number, because it can be written as 1 + 9⁵ + 9⁵ + 3¹³ + 6⁴ + 6⁷ + 2³ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1993661) 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, 4837 + ... + 5232.

It is an arithmetic number, because the mean of its divisors is an integer number (196365).

2^1993662 is an apocalyptic number.

1993662 is an abundant number, since it is smaller than the sum of its proper divisors (2719098).

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

1993662 is a wasteful number, since it uses less digits than its factorization.

1993662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10088 (or 10085 counting only the distinct ones).

The product of its digits is 17496, while the sum is 36.

The square root of 1993662 is about 1411.9709628742. The cubic root of 1993662 is about 125.8588744942.

The spelling of 1993662 in words is "one million, nine hundred ninety-three thousand, six hundred sixty-two".