2044166 has 4 divisors (see below), whose sum is σ = 3066252. Its totient is φ = 1022082.

The previous prime is 2044151. The next prime is 2044169. The reversal of 2044166 is 6614402.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6614402 = 2 ⋅3307201.

It is a super-2 number, since 2×2044166² = 8357229271112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511040 + ... + 511043.

It is an arithmetic number, because the mean of its divisors is an integer number (766563).

2^2044166 is an apocalyptic number.

2044166 is a deficient number, since it is larger than the sum of its proper divisors (1022086).

2044166 is a wasteful number, since it uses less digits than its factorization.

2044166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022085.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2044166 is about 1429.7433336092. The cubic root of 2044166 is about 126.9127886177.

Adding to 2044166 its reverse (6614402), we get a palindrome (8658568).

The spelling of 2044166 in words is "two million, forty-four thousand, one hundred sixty-six".