416842427 has 2 divisors, whose sum is σ = 416842428. Its totient is φ = 416842426.

The previous prime is 416842381. The next prime is 416842441. The reversal of 416842427 is 724248614.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 416842427 - 2¹⁶ = 416776891 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (416842627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208421213 + 208421214.

It is an arithmetic number, because the mean of its divisors is an integer number (208421214).

Almost surely, 2^416842427 is an apocalyptic number.

416842427 is a deficient number, since it is larger than the sum of its proper divisors (1).

416842427 is an equidigital number, since it uses as much as digits as its factorization.

416842427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86016, while the sum is 38.

The square root of 416842427 is about 20416.7193006124. The cubic root of 416842427 is about 747.0057967552.

The spelling of 416842427 in words is "four hundred sixteen million, eight hundred forty-two thousand, four hundred twenty-seven".