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2245288 = 234361107
BaseRepresentation
bin1000100100001010101000
311020001221211
420210022220
51033322123
6120042504
725041013
oct10441250
94201854
102245288
1112a3a11
12903434
13607c96
1442637a
152e540d
hex2242a8

2245288 has 32 divisors (see below), whose sum is σ = 4419360. Its totient is φ = 1068480.

The previous prime is 2245277. The next prime is 2245289. The reversal of 2245288 is 8825422.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2245289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20931 + ... + 21037.

It is an arithmetic number, because the mean of its divisors is an integer number (138105).

22245288 is an apocalyptic number.

It is an amenable number.

2245288 is a deficient number, since it is larger than the sum of its proper divisors (2174072).

2245288 is a wasteful number, since it uses less digits than its factorization.

2245288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217 (or 213 counting only the distinct ones).

The product of its digits is 10240, while the sum is 31.

The square root of 2245288 is about 1498.4285101399. The cubic root of 2245288 is about 130.9455321996.

The spelling of 2245288 in words is "two million, two hundred forty-five thousand, two hundred eighty-eight".

Divisors: 1 2 4 8 43 61 86 107 122 172 214 244 344 428 488 856 2623 4601 5246 6527 9202 10492 13054 18404 20984 26108 36808 52216 280661 561322 1122644 2245288