42882061 has 2 divisors, whose sum is σ = 42882062. Its totient is φ = 42882060.

The previous prime is 42882013. The next prime is 42882079. The reversal of 42882061 is 16028824.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25948836 + 16933225 = 5094^2 + 4115^2 .

It is a cyclic number.

It is not a de Polignac number, because 42882061 - 2¹⁹ = 42357773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42882011) 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, 21441030 + 21441031.

It is an arithmetic number, because the mean of its divisors is an integer number (21441031).

Almost surely, 2^42882061 is an apocalyptic number.

It is an amenable number.

42882061 is a deficient number, since it is larger than the sum of its proper divisors (1).

42882061 is an equidigital number, since it uses as much as digits as its factorization.

42882061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 42882061 is about 6548.4395851226. The cubic root of 42882061 is about 350.0192125508.

The spelling of 42882061 in words is "forty-two million, eight hundred eighty-two thousand, sixty-one".