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4252759 = 72229379
BaseRepresentation
bin10000001110010001010111
322000001200121
4100032101113
52042042014
6231052411
751101500
oct20162127
98001617
104252759
112445185
121511107
13b5b934
147c9ba7
15590124
hex40e457

4252759 has 12 divisors (see below), whose sum is σ = 4981800. Its totient is φ = 3619728.

The previous prime is 4252757. The next prime is 4252777. The reversal of 4252759 is 9572524.

It is not a de Polignac number, because 4252759 - 21 = 4252757 is a prime.

It is a super-2 number, since 2×42527592 = 36171918224162, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4252753) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11032 + ... + 11410.

It is an arithmetic number, because the mean of its divisors is an integer number (415150).

Almost surely, 24252759 is an apocalyptic number.

4252759 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

4252759 is a deficient number, since it is larger than the sum of its proper divisors (729041).

4252759 is a wasteful number, since it uses less digits than its factorization.

4252759 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622 (or 615 counting only the distinct ones).

The product of its digits is 25200, while the sum is 34.

The square root of 4252759 is about 2062.2218600335. The cubic root of 4252759 is about 162.0156338110.

The spelling of 4252759 in words is "four million, two hundred fifty-two thousand, seven hundred fifty-nine".

Divisors: 1 7 49 229 379 1603 2653 11221 18571 86791 607537 4252759