42263477 has 2 divisors, whose sum is σ = 42263478. Its totient is φ = 42263476.

The previous prime is 42263437. The next prime is 42263483. The reversal of 42263477 is 77436224.

42263477 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37773316 + 4490161 = 6146^2 + 2119^2 .

It is a cyclic number.

It is not a de Polignac number, because 42263477 - 2¹⁰ = 42262453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42263407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21131738 + 21131739.

It is an arithmetic number, because the mean of its divisors is an integer number (21131739).

Almost surely, 2^42263477 is an apocalyptic number.

It is an amenable number.

42263477 is a deficient number, since it is larger than the sum of its proper divisors (1).

42263477 is an equidigital number, since it uses as much as digits as its factorization.

42263477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56448, while the sum is 35.

The square root of 42263477 is about 6501.0366096493. The cubic root of 42263477 is about 348.3280173381.

The spelling of 42263477 in words is "forty-two million, two hundred sixty-three thousand, four hundred seventy-seven".