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225342756 = 22332086507
BaseRepresentation
bin11010110111001…
…11010100100100
3120201000121011000
431123213110210
5430141432011
634205513300
75404244652
oct1533472444
9521017130
10225342756
11106222391
1263572830
13378bb512
1421cdbdd2
1514bb3356
hexd6e7524

225342756 has 24 divisors (see below), whose sum is σ = 584222240. Its totient is φ = 75114216.

The previous prime is 225342743. The next prime is 225342763. The reversal of 225342756 is 657243522.

225342756 is a `hidden beast` number, since 225 + 3 + 427 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 225342756.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1043146 + ... + 1043361.

Almost surely, 2225342756 is an apocalyptic number.

It is an amenable number.

225342756 is an abundant number, since it is smaller than the sum of its proper divisors (358879484).

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

225342756 is a wasteful number, since it uses less digits than its factorization.

225342756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2086520 (or 2086512 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 225342756 is about 15011.4208521379. The cubic root of 225342756 is about 608.5288889697.

The spelling of 225342756 in words is "two hundred twenty-five million, three hundred forty-two thousand, seven hundred fifty-six".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 2086507 4173014 6259521 8346028 12519042 18778563 25038084 37557126 56335689 75114252 112671378 225342756