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2244564 = 223372969
BaseRepresentation
bin1000100011111111010100
311020000222000
420203333110
51033311224
6120035300
725035630
oct10437724
94200860
102244564
1112a3413
12902b30
1360785a
14425dc0
152e50c9
hex223fd4

2244564 has 48 divisors (see below), whose sum is σ = 6652800. Its totient is φ = 641088.

The previous prime is 2244563. The next prime is 2244577. The reversal of 2244564 is 4654422.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2244563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 729 + ... + 2240.

It is an arithmetic number, because the mean of its divisors is an integer number (138600).

22244564 is an apocalyptic number.

It is an amenable number.

2244564 is an abundant number, since it is smaller than the sum of its proper divisors (4408236).

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

2244564 is a wasteful number, since it uses less digits than its factorization.

2244564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2989 (or 2981 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 2244564 is about 1498.1869042279. The cubic root of 2244564 is about 130.9314560904.

Adding to 2244564 its reverse (4654422), we get a palindrome (6898986).

The spelling of 2244564 in words is "two million, two hundred forty-four thousand, five hundred sixty-four".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 54 63 84 108 126 189 252 378 756 2969 5938 8907 11876 17814 20783 26721 35628 41566 53442 62349 80163 83132 106884 124698 160326 187047 249396 320652 374094 561141 748188 1122282 2244564