2168474 has 16 divisors (see below), whose sum is σ = 4055616. Its totient is φ = 844800.

The previous prime is 2168473. The next prime is 2168483. The reversal of 2168474 is 4748612.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2168474.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2168473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6887 + ... + 7194.

It is an arithmetic number, because the mean of its divisors is an integer number (253476).

2^2168474 is an apocalyptic number.

2168474 is a deficient number, since it is larger than the sum of its proper divisors (1887142).

2168474 is a wasteful number, since it uses less digits than its factorization.

2168474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14101.

The product of its digits is 10752, while the sum is 32.

The square root of 2168474 is about 1472.5739370232. The cubic root of 2168474 is about 129.4349041511.

The spelling of 2168474 in words is "two million, one hundred sixty-eight thousand, four hundred seventy-four".