42476719 has 2 divisors, whose sum is σ = 42476720. Its totient is φ = 42476718.

The previous prime is 42476671. The next prime is 42476741. The reversal of 42476719 is 91767424.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42476719 is a prime.

It is a super-2 number, since 2×42476719² = 3608543314009922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42476219) 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, 21238359 + 21238360.

It is an arithmetic number, because the mean of its divisors is an integer number (21238360).

Almost surely, 2^42476719 is an apocalyptic number.

42476719 is a deficient number, since it is larger than the sum of its proper divisors (1).

42476719 is an equidigital number, since it uses as much as digits as its factorization.

42476719 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672, while the sum is 40.

The square root of 42476719 is about 6517.4165894164. The cubic root of 42476719 is about 348.9128689475.

The spelling of 42476719 in words is "forty-two million, four hundred seventy-six thousand, seven hundred nineteen".