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2057537 is a prime number
BaseRepresentation
bin111110110010101000001
310212112102002
413312111001
51011320122
6112033345
723326436
oct7662501
93775362
102057537
111185949
12832855
135706a1
143b7b8d
152a9992
hex1f6541

2057537 has 2 divisors, whose sum is σ = 2057538. Its totient is φ = 2057536.

The previous prime is 2057483. The next prime is 2057543. The reversal of 2057537 is 7357502.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1324801 + 732736 = 1151^2 + 856^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2057537 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2057597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1028768 + 1028769.

It is an arithmetic number, because the mean of its divisors is an integer number (1028769).

22057537 is an apocalyptic number.

It is an amenable number.

2057537 is a deficient number, since it is larger than the sum of its proper divisors (1).

2057537 is an equidigital number, since it uses as much as digits as its factorization.

2057537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7350, while the sum is 29.

The square root of 2057537 is about 1434.4117261093. The cubic root of 2057537 is about 127.1889019298.

The spelling of 2057537 in words is "two million, fifty-seven thousand, five hundred thirty-seven".