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4897568 = 251361193
BaseRepresentation
bin10010101011101100100000
3100012211012102
4102223230200
52223210233
6252545532
756425424
oct22535440
910184172
104897568
112845685
1217822a8
131026290
14916b84
1566b1e8
hex4abb20

4897568 has 48 divisors (see below), whose sum is σ = 10608696. Its totient is φ = 2211840.

The previous prime is 4897567. The next prime is 4897577. The reversal of 4897568 is 8657984.

It can be written as a sum of positive squares in 4 ways, for example, as 1317904 + 3579664 = 1148^2 + 1892^2 .

It is not an unprimeable number, because it can be changed into a prime (4897561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25280 + ... + 25472.

Almost surely, 24897568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4897568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5304348).

4897568 is an abundant number, since it is smaller than the sum of its proper divisors (5711128).

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

4897568 is a wasteful number, since it uses less digits than its factorization.

4897568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277 (or 269 counting only the distinct ones).

The product of its digits is 483840, while the sum is 47.

The square root of 4897568 is about 2213.0449611339. The cubic root of 4897568 is about 169.8218202325.

The spelling of 4897568 in words is "four million, eight hundred ninety-seven thousand, five hundred sixty-eight".

Divisors: 1 2 4 8 13 16 26 32 52 61 104 122 193 208 244 386 416 488 772 793 976 1544 1586 1952 2509 3088 3172 5018 6176 6344 10036 11773 12688 20072 23546 25376 40144 47092 80288 94184 153049 188368 306098 376736 612196 1224392 2448784 4897568