2312066 has 4 divisors (see below), whose sum is σ = 3468102. Its totient is φ = 1156032.

The previous prime is 2312027. The next prime is 2312069. The reversal of 2312066 is 6602132.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2163841 + 148225 = 1471^2 + 385^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2312069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 578015 + ... + 578018.

2^2312066 is an apocalyptic number.

2312066 is a deficient number, since it is larger than the sum of its proper divisors (1156036).

2312066 is a wasteful number, since it uses less digits than its factorization.

2312066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156035.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2312066 is about 1520.5479275577. The cubic root of 2312066 is about 132.2310385990.

Adding to 2312066 its reverse (6602132), we get a palindrome (8914198).

The spelling of 2312066 in words is "two million, three hundred twelve thousand, sixty-six".