Search a number
-
+
7425468 = 2232206263
BaseRepresentation
bin11100010100110110111100
3111222020211100
4130110312330
53400103333
6423053100
7120054411
oct34246674
914866740
107425468
114211956
1225a1190
1316cca8b
14db4108
159ba213
hex714dbc

7425468 has 18 divisors (see below), whose sum is σ = 18770024. Its totient is φ = 2475144.

The previous prime is 7425463. The next prime is 7425503. The reversal of 7425468 is 8645247.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 206263 = 7425468 / (7 + 4 + 2 + 5 + 4 + 6 + 8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7425463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 103096 + ... + 103167.

Almost surely, 27425468 is an apocalyptic number.

It is an amenable number.

7425468 is an abundant number, since it is smaller than the sum of its proper divisors (11344556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7425468 is a wasteful number, since it uses less digits than its factorization.

7425468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206273 (or 206268 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 7425468 is about 2724.9711925083. The cubic root of 7425468 is about 195.0928157752.

The spelling of 7425468 in words is "seven million, four hundred twenty-five thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 206263 412526 618789 825052 1237578 1856367 2475156 3712734 7425468