2169044 has 6 divisors (see below), whose sum is σ = 3795834. Its totient is φ = 1084520.

The previous prime is 2169031. The next prime is 2169071. The reversal of 2169044 is 4409612.

2169044 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1144900 + 1024144 = 1070^2 + 1012^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271127 + ... + 271134.

It is an arithmetic number, because the mean of its divisors is an integer number (632639).

2^2169044 is an apocalyptic number.

It is an amenable number.

2169044 is a deficient number, since it is larger than the sum of its proper divisors (1626790).

2169044 is a wasteful number, since it uses less digits than its factorization.

2169044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542265 (or 542263 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 2169044 is about 1472.7674629757. The cubic root of 2169044 is about 129.4462441429.

The spelling of 2169044 in words is "two million, one hundred sixty-nine thousand, forty-four".