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5542819 is a prime number
BaseRepresentation
bin10101001001001110100011
3101102121022121
4111021032203
52404332234
6314445111
765053552
oct25111643
911377277
105542819
113146447
121a33797
1311c0b99
14a43d99
157474b4
hex5493a3

5542819 has 2 divisors, whose sum is σ = 5542820. Its totient is φ = 5542818.

The previous prime is 5542811. The next prime is 5542853. The reversal of 5542819 is 9182455.

It is an a-pointer prime, because the next prime (5542853) can be obtained adding 5542819 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5542819 - 23 = 5542811 is a prime.

It is a super-2 number, since 2×55428192 = 61445684933522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5542811) 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, 2771409 + 2771410.

It is an arithmetic number, because the mean of its divisors is an integer number (2771410).

Almost surely, 25542819 is an apocalyptic number.

5542819 is a deficient number, since it is larger than the sum of its proper divisors (1).

5542819 is an equidigital number, since it uses as much as digits as its factorization.

5542819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14400, while the sum is 34.

The square root of 5542819 is about 2354.3192221957. The cubic root of 5542819 is about 176.9743118689.

Subtracting from 5542819 its sum of digits (34), we obtain a triangular number (5542785 = T3329).

The spelling of 5542819 in words is "five million, five hundred forty-two thousand, eight hundred nineteen".