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42704671 is a prime number
BaseRepresentation
bin1010001011100…
…1111100011111
32222100121210111
42202321330133
541413022141
64123150451
71025661262
oct242717437
988317714
1042704671
1122118719
1212375427
138b02949
145958cd9
153b38381
hex28b9f1f

42704671 has 2 divisors, whose sum is σ = 42704672. Its totient is φ = 42704670.

The previous prime is 42704653. The next prime is 42704689. The reversal of 42704671 is 17640724.

It is a balanced prime because it is at equal distance from previous prime (42704653) and next prime (42704689).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-42704671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42704611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21352335 + 21352336.

It is an arithmetic number, because the mean of its divisors is an integer number (21352336).

Almost surely, 242704671 is an apocalyptic number.

42704671 is a deficient number, since it is larger than the sum of its proper divisors (1).

42704671 is an equidigital number, since it uses as much as digits as its factorization.

42704671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 42704671 is about 6534.8811006781. The cubic root of 42704671 is about 349.5359046155.

The spelling of 42704671 in words is "forty-two million, seven hundred four thousand, six hundred seventy-one".