42416827 has 2 divisors, whose sum is σ = 42416828. Its totient is φ = 42416826.

The previous prime is 42416789. The next prime is 42416849. The reversal of 42416827 is 72861424.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42416827 - 2¹⁵ = 42384059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42416792 and 42416801.

It is not a weakly prime, because it can be changed into another prime (42416027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21208413 + 21208414.

It is an arithmetic number, because the mean of its divisors is an integer number (21208414).

Almost surely, 2^42416827 is an apocalyptic number.

42416827 is a deficient number, since it is larger than the sum of its proper divisors (1).

42416827 is an equidigital number, since it uses as much as digits as its factorization.

42416827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21504, while the sum is 34.

The square root of 42416827 is about 6512.8202032606. The cubic root of 42416827 is about 348.7488032401.

The spelling of 42416827 in words is "forty-two million, four hundred sixteen thousand, eight hundred twenty-seven".