2031066 has 24 divisors (see below), whose sum is σ = 4485780. Its totient is φ = 663936.

The previous prime is 2031059. The next prime is 2031067. The reversal of 2031066 is 6601302.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2030625 + 441 = 1425^2 + 21^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2031067) 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, 111 + ... + 2018.

2^2031066 is an apocalyptic number.

2031066 is an abundant number, since it is smaller than the sum of its proper divisors (2454714).

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

2031066 is a wasteful number, since it uses less digits than its factorization.

2031066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2190 (or 2187 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 2031066 is about 1425.1547284418. The cubic root of 2031066 is about 126.6411013348.

Adding to 2031066 its reverse (6601302), we get a palindrome (8632368).

The spelling of 2031066 in words is "two million, thirty-one thousand, sixty-six".