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537344437 = 7228613833
BaseRepresentation
bin100000000001110…
…011100110110101
31101110002220222211
4200001303212311
52100030010222
6125153053421
716213231600
oct4001634665
91343086884
10537344437
11256353913
1212bb57271
138742bcb6
1451517337
1532293277
hex200739b5

537344437 has 12 divisors (see below), whose sum is σ = 625455756. Its totient is φ = 460299840.

The previous prime is 537344399. The next prime is 537344471. The reversal of 537344437 is 734443735.

It can be written as a sum of positive squares in 2 ways, for example, as 204318436 + 333026001 = 14294^2 + 18249^2 .

It is not a de Polignac number, because 537344437 - 27 = 537344309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 537344437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537344537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138273 + ... + 142105.

It is an arithmetic number, because the mean of its divisors is an integer number (52121313).

Almost surely, 2537344437 is an apocalyptic number.

It is an amenable number.

537344437 is a deficient number, since it is larger than the sum of its proper divisors (88111319).

537344437 is a wasteful number, since it uses less digits than its factorization.

537344437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6708 (or 6701 counting only the distinct ones).

The product of its digits is 423360, while the sum is 40.

The square root of 537344437 is about 23180.6910380170. The cubic root of 537344437 is about 812.9882191457.

The spelling of 537344437 in words is "five hundred thirty-seven million, three hundred forty-four thousand, four hundred thirty-seven".

Divisors: 1 7 49 2861 3833 20027 26831 140189 187817 10966213 76763491 537344437