2173046 has 4 divisors (see below), whose sum is σ = 3259572. Its totient is φ = 1086522.

The previous prime is 2173043. The next prime is 2173051. The reversal of 2173046 is 6403712.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2173043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543260 + ... + 543263.

It is an arithmetic number, because the mean of its divisors is an integer number (814893).

2^2173046 is an apocalyptic number.

2173046 is a deficient number, since it is larger than the sum of its proper divisors (1086526).

2173046 is a wasteful number, since it uses less digits than its factorization.

2173046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086525.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 2173046 is about 1474.1255034766. The cubic root of 2173046 is about 129.5258069348.

Adding to 2173046 its reverse (6403712), we get a palindrome (8576758).

The spelling of 2173046 in words is "two million, one hundred seventy-three thousand, forty-six".