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42654697 is a prime number
BaseRepresentation
bin1010001010110…
…1101111101001
32222021002020121
42202231233221
541404422242
64122123241
71025362501
oct242555751
988232217
1042654697
1122094118
1212350521
138ab5c87
145944a01
153b28667
hex28adbe9

42654697 has 2 divisors, whose sum is σ = 42654698. Its totient is φ = 42654696.

The previous prime is 42654659. The next prime is 42654721. The reversal of 42654697 is 79645624.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37197801 + 5456896 = 6099^2 + 2336^2 .

It is a cyclic number.

It is not a de Polignac number, because 42654697 - 219 = 42130409 is a prime.

It is not a weakly prime, because it can be changed into another prime (42654607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21327348 + 21327349.

It is an arithmetic number, because the mean of its divisors is an integer number (21327349).

Almost surely, 242654697 is an apocalyptic number.

It is an amenable number.

42654697 is a deficient number, since it is larger than the sum of its proper divisors (1).

42654697 is an equidigital number, since it uses as much as digits as its factorization.

42654697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 43.

The square root of 42654697 is about 6531.0563464114. The cubic root of 42654697 is about 349.3995063791.

The spelling of 42654697 in words is "forty-two million, six hundred fifty-four thousand, six hundred ninety-seven".