42471701 has 2 divisors, whose sum is σ = 42471702. Its totient is φ = 42471700.

The previous prime is 42471697. The next prime is 42471713. The reversal of 42471701 is 10717424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29149201 + 13322500 = 5399^2 + 3650^2 .

It is a cyclic number.

It is not a de Polignac number, because 42471701 - 2² = 42471697 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42461701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21235850 + 21235851.

It is an arithmetic number, because the mean of its divisors is an integer number (21235851).

Almost surely, 2^42471701 is an apocalyptic number.

It is an amenable number.

42471701 is a deficient number, since it is larger than the sum of its proper divisors (1).

42471701 is an equidigital number, since it uses as much as digits as its factorization.

42471701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 42471701 is about 6517.0316095597. The cubic root of 42471701 is about 348.8991287641.

The spelling of 42471701 in words is "forty-two million, four hundred seventy-one thousand, seven hundred one".