42846077 has 2 divisors, whose sum is σ = 42846078. Its totient is φ = 42846076.

The previous prime is 42846059. The next prime is 42846091. The reversal of 42846077 is 77064824.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42172036 + 674041 = 6494^2 + 821^2 .

It is a cyclic number.

It is not a de Polignac number, because 42846077 - 2¹⁶ = 42780541 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42846077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42846277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21423038 + 21423039.

It is an arithmetic number, because the mean of its divisors is an integer number (21423039).

Almost surely, 2^42846077 is an apocalyptic number.

It is an amenable number.

42846077 is a deficient number, since it is larger than the sum of its proper divisors (1).

42846077 is an equidigital number, since it uses as much as digits as its factorization.

42846077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75264, while the sum is 38.

The square root of 42846077 is about 6545.6914837166. The cubic root of 42846077 is about 349.9212802554.

The spelling of 42846077 in words is "forty-two million, eight hundred forty-six thousand, seventy-seven".