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12725484 = 2233728661
BaseRepresentation
bin110000100010…
…110011101100
3212221112002020
4300202303230
511224203414
61132430140
7213110352
oct60426354
925845066
1012725484
117201932
124318350
132837295
1419937d2
1511b57a9
hexc22cec

12725484 has 24 divisors (see below), whose sum is σ = 30496368. Its totient is φ = 4127040.

The previous prime is 12725483. The next prime is 12725491. The reversal of 12725484 is 48452721.

It is not an unprimeable number, because it can be changed into a prime (12725483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13887 + ... + 14774.

It is an arithmetic number, because the mean of its divisors is an integer number (1270682).

Almost surely, 212725484 is an apocalyptic number.

It is an amenable number.

12725484 is an abundant number, since it is smaller than the sum of its proper divisors (17770884).

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

12725484 is a wasteful number, since it uses less digits than its factorization.

12725484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28705 (or 28703 counting only the distinct ones).

The product of its digits is 17920, while the sum is 33.

The square root of 12725484 is about 3567.2796358009. The cubic root of 12725484 is about 233.4666059506.

The spelling of 12725484 in words is "twelve million, seven hundred twenty-five thousand, four hundred eighty-four".

Divisors: 1 2 3 4 6 12 37 74 111 148 222 444 28661 57322 85983 114644 171966 343932 1060457 2120914 3181371 4241828 6362742 12725484